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Mathematics 9 Online
Tonycoolkid21:

can someone please help me with this math homework please am in 7th grade https://ibb.co/LRWwhgH and when your done answer the question here is the answer key for the question that I gave you https://ibb.co/x7vXJnp

snowflake0531:

There must be something severely wrong with the links, that my school blocks me from going in them.

Tonycoolkid21:

aw man

snowflake0531:

take a screenshot of it

Angle:

1 attachment
Angle:

1 attachment
snowflake0531:

For the first one: Do you know how to find the area of rectangles and triangles?

snowflake0531:

You can answer me, you know:)

Tonycoolkid21:

yea kinda

snowflake0531:

Okay So, let's first look at the two triangles. Since we know that this is a triangular prism, we know that the triangles are equal in area. The height of the triangle is 4, the length is 3 What is the area of that triangle?

Tonycoolkid21:

ok

snowflake0531:

What is it

Tonycoolkid21:

ummm A=BH

snowflake0531:

Actually, the area of a triangle is half of base times height so what is 1/2(4)(3)

Tonycoolkid21:

ok ma'am

snowflake0531:

What is it What is 4 times 3 divided by 2

Tonycoolkid21:

ok i will work it out

snowflake0531:

I- It is 6 Because one triangle is 6, the two combined is12

Tonycoolkid21:

6

snowflake0531:

Then, we look at the rectangle on the left. What is 4 times 4

Tonycoolkid21:

16

snowflake0531:

Then the middle one What is 3 times 4

Tonycoolkid21:

12

snowflake0531:

Now the right one What is 4 times 5

Tonycoolkid21:

20

snowflake0531:

So what is 12 + 16+12+15

Tonycoolkid21:

55

snowflake0531:

Shoot I meant, 12+16+12+20

Tonycoolkid21:

60

snowflake0531:

There's your answer~

Tonycoolkid21:

ok thank you

Tonycoolkid21:

teacher

snowflake0531:

yw

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