help 7th grade math plss

Help 7th Grade Math Plss

Answers

Answer 1
We’ll call shape 1 the bigger, top triangle, and shape 2 the smaller, bottom triangle.

Formula for area of a triangle is 1/2(base)(height)

For shape 1, the base is 5 and the height is 6.
1/2(5)(6) = 1/2(30) = 15

Shape 2, the base is 4 and the height is 3.
1/2(3)(4) = 1/2(12) = 6

Shape 1 + shape 2 = 15 + 6 = 21.

The units are square feet, because it’s area.

Please let me know if you have any questions.
Answer 2

Answer:

21cm^2

Step-by-step explanation:

1/2 5 x 6 = 15

1/2 x 4 x 3 = 6

15+6 = 21cm^2

If you was working out a missing angle you would 1/2 the longest lines and add them up then add the shortest line

ie) 1/2 6 = 3

1/2 3 5 = 2.5

36+ 25 = 61 sq rt

= 7.81

Then find your multiplier 6/5 =  1.2 you take this multiply by 10

12 and half it = 6 x 7.810 = 46.86 = your angle for the larger triangle.

The smaller triangle missing angle is same method but you keep the multiplier without multiplying by 10 or halfling it, you need to half the 2 sides first then add them to the smaller side found doing Pythagoras and find you r multiplier large side/ second largest side = x  then times x by the multiplier two sides halved and smaller side added. = 3 sq 4 sw = 9+16 = 25 sq = 5 large then + half 4 = 2 + 3

= 2.5+ 2 + 3 = 7.5

then 5/4 = 1.25

=1.25 x 10 = 12.5 then half it = 6.5 then multiply it by 7.5

=6.5 x 7.5 = 48.75 missing angle smaller triangle.


Related Questions

Plz help me ASAP thxs

Answers

Answer:

152 ft. cubed

Step-by-step explanation:

Split the figure into two: 4x4x5 and 6x4x3

Solve:

4*4*5=80

6*4*3=72

80+72=152

Answer:

152 ft. cubed

Step-by-step explanation:

what is solution to the inequality -3x-42>3?
A. x>-13
B. x<-13
C. x>-15
D. x<-15

Answers

Answer:

C. x > -15

Step-by-step explanation:

-3x - 42 > 3

Add 42 to both sides

-3x > 45

Divide by negetive 3

x > -15

The answer for this is C.

I REALLLY NEED HELP RIGHT NOW

Answers

i’m truly so sorry. i was i knew the answer to this question, but unfortunately i don’t. good luck. they don’t always give the right answer btw

Restaurants often slip takeout menus under Meg's apartment door. So far, Meg has collected 18 menus, including 8 for Chinese food.

What is the probability that one of Meg's takeout menus, selected at random, will be from a Chinese restaurant?

Answers

Answer:

m

Step-by-step explanation:

2.25 is the answer your welcomee

I need help with this

Answers

Answer:

Page 1:

1. <2=130

2. <8=25

3. <3=120

4. <4=60

Page 2:

1. 110

2. 55

Page 3:

1. remote interior angles

2. interior angles

3. supplementary angles

4. exterior angles

Answer:

(Page 1):

1.) 150°

2.) 25°

3.) 120°

4.) 60°

(Page 2):

1.) 180 - (40 + 30) = 110°

2.) 180 - (33 + 92) = 55°

(Page 3 doesn't show questions all the way)

Step-by-step explanation:

(Page 1):

1.) ∠1 and ∠2 are Straight angles which make up 180° if added up together => 180° - 30° = ∠2

2.) ∠5 and ∠8 are Vertical angles which means they are congruent ,             => if ∠5 = 25 then so will ∠8.

3.) By the opposite side alternate interior angles theorem ∠6 is congruent to ∠3,      

=> if ∠6 = 120, then ∠3 = 120

4.) if there is a set of an exterior angle and an interior angle, they both add up to 180°.

=> 180° - 120° =  ∠4

This rectangle and right triangle have the same perimeter.


What is the difference in their areas?


0 square cm

0 square cm

2.0 square cm

2.0 square cm

3.6 square cm

3.6 square cm

4.8 square cm

4.8 square cm

Answers

Answer:

0.18 cm²

Step-by-step explanation:

Given that a rectangle and a triangle have same perimeter . The sides of them are ,

[tex]\begin{cases} Square = 4cm , 4cm , 3cm \ and \ 3cm .\\ Triangle = 4cm , 5.8cm \ and \ 4.2cm \end{cases}[/tex]

We know that area of rectangle is product of length and breadth.

[tex]\implies Area = length \times breadth \\\\\implies Area = 4cm \times 3cm\\\\\implies \red{ Area = 12cm^2}[/tex]

Also we know that the area of triange is half the product of base and height . So that ,

[tex]\implies Area = \dfrac{1}{2}\times 5.8cm \times 4.2 cm \\\\\implies \red{ Area = 12.18 cm^2 }[/tex]

Therefore the difference between them is ,

[tex]\implies D = A_1 - A_1 \\\\\implies D = 12.18cm^2-12cm^2 \\\\\implies \red{D = 0.18 cm^2}[/tex]

Answer as much as youd like, and pls pls pls dont take my points I actually need help

Answers

Answer:

We don't take them we earn them when we solve your question

Step-by-step explanation:

Exactly, because you guys put out the answers and we get points because we answer your guys questions when you need help.
Step by Step:

Help me please! Will give 20 Brainly points!

Answers

The first one would be 5 and the second is 3 thanks and mark as brainiliest

7^2 + 2 (\sqrt(81)+ \sqrt(42))

Answers

Answer:

49 + 246 qrst

Step-by-step explanation:

Plz could I get some help???????

Answers

Answer:

Your answer is 32 :)

Step-by-step explanation:

24-5 which =19
3 power of 2 which=9
12/3 which=4
19+9+4=33

Can someone plz help me

Answers

Answer:

Your answer is exactly 120 feet

the answer is 120 feet (I hope this helps)

could someone help me with this? it'd be very appreciated!

Answers

Answer:

47,759

Step-by-step explanation:

77 + 216 x 326 then divide by 2

• The vertices of ABC are A(5, 4), B(-5, -3), and C(4, -1). The triangle is reflected over the x-axis. Use
arrow notation to describe the original triangle and its reflection,
a. A(5, 4), B(-5, -5), C(4, -1) ► A(-5, 4), B*(5, 5), C'(-4,1) I
b. A(5, 4), B(-5,-5), C4,-1) ► A(-5, 4), B (5,-5), C'(-4,-1)
c. A(5, 4), B(-5,-5), C(4, -1) ► A'(5, 4), B'(-5, -5), C'(4, -1)
dA(5, 4), B(-5, -5), C(4,-1) ► A' (5, 4), B'(-5,5), C'(4,1)

Answers

the answer is :A. is answer or A(5, 4)=A(-5, 4), B(-5,-5)=B(5, 5), C(4, -1)=C(-4, 1)

Can you tell me which statements go in "agree" and "disagree"?

Answers

Answer:

Step-by-step explanation:

wefasv

MY BROTHER WON'T LET MEH HELP HIM AGAIN PLZ HEEEEEEEEEELP

Answers

Answer:

So each bracelet costs $12 and then uses a $20 Dollar off coupon making it equal 84 normally but - it with the 20 = 64  So your answer would be mostly B

Step-by-step explanation:

Helppp meee ill give branliest to who ever answers first correctly

Answers

Answer:

286cm^2

Step-by-step explanation:

Rectangle workings

Area 6x5 = 30 cm ^2

Rectangle workings

6+4= 10 check

Area 10 x 4 = 40 cm ^2

Triangle workings

9-6 = 3 check

3+21 = 24 check

1Area = 1/2 x 24 x 18 = 216cm^2

Total 30 + 40 + 216 = 286 cm ^2

I think it’s 286cm^2

HELPPPPPPP!!!!!!
A boat traveling with a velocity measured in meters per second is described by the vector b = ⟨ − 2, − 5 ⟩. In two or more complete sentences explain how to find the speed of the boat and the direction it is traveling in standard position. Include all of your calculations in your final answer.

Answers

Answer:

S 36.87° E

Step-by-step explanation:

The direction it travels  is given by    

arctan  (y/x)  =

arctan (-4/3) ≈  -53.13° ≈ 306.87°

This direction of travel  can also be described as  S 36.87° E

please mark as brainliest

What is the ratio of the total number of letters to vowels in the word “eleven”?

Answers

Answer:

there is 3 vowels

Step-by-step explanation:

The ratio of the total number of vowels to letters in word eleven is 1:2

What is a ratio?

The quantitative relation between two amounts showing the number of times one value contains or is contained within the other. for example-"the ratio of computers to students is now 2 to 1"

Given here the word eleven where the number of vowels is 3 and total letters is 6

∴ 3:6=1:2

Hence, The ratio of the total number of vowels to letters in word eleven is 1:2

Learn more about ratios here:

https://brainly.com/question/13419413

#SPJ2

:p help............::

Answers

Answer:  i think it is b

Step-by-step explanation: the second option

Answer:

-12 is your Answer

Step-by-step explanation:

pls ,ark brainliest if right

io have another hard question?
hope. thats it.

Answers

I can’t see the question tho

can someone help me I'm confused
its an equation I have to make
(branliest)

Answers

Answer:

x<8

Step-by-step explanation:

Ive done this before

Elena rolls two cubes
numbered 1 to 6. What is
the probability that she rolls
two numbers with a sum of
9?

Answers

Answer:

I thought it was 1/9

Step-by-step explanation:

favorable out comes are 4

and total out comes are 36

The probability that she rolls two numbers with a sum of 9 is 1/9 if the Elena rolls two cubes numbered 1 to 6.

What is probability?

It is defined as the ratio of the number of favourable outcomes to the total number of outcomes in other words the probability is the number that shows the happeing of the event.

We have:

Elena rolls two cubes numbered 1 to 6.

The total outcome = 6×6  

As there are two cubes with each cubes numbered 1 to 6

Total number of favourable outcomes = 4

Which are (3, 6), (4, 5), (5, 4), and (6, 3)

Now the probability P will be:

[tex]\rm P = \frac{4}{36}[/tex]

[tex]\rm P = \frac{1}{9}[/tex]

Thus, the probability that she rolls two numbers with a sum of 9 is 1/9 if the Elena rolls two cubes numbered 1 to 6.

Learn more about the probability here:

brainly.com/question/11234923

PLEASE HELP Find the length of the side labeled x. Round intermediate values to the nearest tenth. Round your final answer to the nearest tenth.

Answers

Answer:

side x 8

Step-by-step explanation:

no explanation

answer: side x 8
hope this helps you out .

Please help me find the perimeter of the window round to the nearest tenth.

Answers

Perimeter of this shape would be half the circumference
Pi r^2 /2
Pi 2^2/2
4pi /2
2pi would be the answer

A recipe for 8 servings of soup calls for 6 cups of vegetable broth. How many cups of broth are needed to make 20 servings of the soup?

Answers

Answer:

15

Step-by-step explanation:

15 cups of broth because 6/8= 0.75
0.75 x 20= 15

help me please!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

21 , 3913 , 3149 , 80248 , 498113 , 225

Answer:

Answer attached

Step-by-step explanation:

make a frequency table to organize the data

Answers

Answer: to do that you would use slop x2- x1

-------- = rise/run = slope

Y2-x1

Step-by-step explanation:

71%!! almost to 80%! thank you so much fnej!
marking brainlest when i answer questions later on!
please help anybody! shoutout to
brainly.com/app/profile/19154158/answers

Answers

Answer:

Start

Step-by-step explanation:

The measure of spread is the variation so we can use range:

Range of Start:

15 - 7 = 8

Range of End:

13 - 6 = 7

Start had a bigger value so it had the greater variation

PLEASE HELP THIS IS DUE TODAY
You have a 100 mL graduated cylinder with 76.0 mL of water. What is the volume?

Answers

Answer:7600

Step-by-step explanation:

Answer: no eehh

Step-by-step explanation:

PLZ HELP AND EXPLAIN IF SO WILL BE MARKED BRAINLIST!!

Answers

Answer:

240 minutes

Step-by-step explanation:

20:-3000

1:-150

240:-36,000

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