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Mathematics 22 Online
TETSXPREME:

Help o;

TETSXPREME:

1 attachment
snowflake0531:

Okay, do you know how to find the area of rectangles and triangles?

TETSXPREME:

No

TETSXPREME:

Lxw?

snowflake0531:

yes, that's correct for rectangles. For triangles, you gotta do base times height divided by 2

snowflake0531:

So, for the triangle on the left, What is the base? What is the height?

TETSXPREME:

yes i didnt see wat it said and mb i was changing my juice wrld song o;

snowflake0531:

i recommend not listening to that kind of songs while doing math-_-, it's hard enough without distractions

snowflake0531:

But, either way \(\color{#0cbb34}{\text{Originally Posted by}}\) @snowflake0531 So, for the triangle on the left, What is the base? What is the height? \(\color{#0cbb34}{\text{End of Quote}}\)

TETSXPREME:

where is the base and height at ?

snowflake0531:

|dw:1615506293770:dw| terrible writing but-

TETSXPREME:

but what your doing is not what im doing because im not doing a triange

snowflake0531:

yes you are, this whole thing is made up of a lot of figures, so one by one Triangle first

TETSXPREME:

8x12

snowflake0531:

no What is the height?

snowflake0531:

It's 9

TETSXPREME:

8x something

TETSXPREME:

8x something

snowflake0531:

you don't need x for this... because you know the height

TETSXPREME:

then its 8

snowflake0531:

The base is 8, the height is 9

snowflake0531:

So, what is the area?

TETSXPREME:

72?

snowflake0531:

Remember please.. that for a triangle... it's base times height `divided by 2`

TETSXPREME:

but its 2 numbers

snowflake0531:

? You got 72

snowflake0531:

So divide it by 2

TETSXPREME:

36

snowflake0531:

yes~

TETSXPREME:

why is this taking so long? smh

snowflake0531:

Now, the rectangle that is in the middle... What's the width and length of that?

TETSXPREME:

9?

snowflake0531:

length and width

snowflake0531:

9 is width What is the length

TETSXPREME:

6?

snowflake0531:

Try again, look at the rectangle

snowflake0531:

It's 12...

snowflake0531:

So the area is 9 times 12 which is?

TETSXPREME:

108

snowflake0531:

Okay And then for the triangle on the right

snowflake0531:

What is the base

snowflake0531:

This one will not be on the bottom, it is on the left

TETSXPREME:

6

snowflake0531:

that's the height The base is on the left this time

TETSXPREME:

8?

TETSXPREME:

8?

snowflake0531:

*********

snowflake0531:

As in, the left of the triangle

snowflake0531:

Is the base

snowflake0531:

1 attachment
snowflake0531:

The left.... what does it say

TETSXPREME:

9?

snowflake0531:

yes

snowflake0531:

So, 9 times 6 is.... and then divide by 2 is...

snowflake0531:

What is 9 times 6....

TETSXPREME:

27

snowflake0531:

i-

snowflake0531:

nvmd, you were saying after divide by 2

snowflake0531:

Okay, so, what is 36+108+27

TETSXPREME:

171

snowflake0531:

Yes! So there's your answerrrrr

TETSXPREME:

ty

snowflake0531:

yw~ lol

Pusheen:

Ok so let’s start off with the rectangle in the middle. The formula for area of a rectangle is b x h where b = base and h = height The base would be 12 and the height is 9 so multiply those two. 12 x 9 = 108 Next let’s solve the left triangle. The formula for the area of a triangle is 1/2 x b x h. B = base and h = height. Multiply the dimensions by 1/2. The height would be 9 and the base is 8. 1/2 x 8 x 9 = 36 Finally solve the fight triangle using the formula for the first triangle we solve above. The base is 9 and the height is 6. 1/2 x 9 x 6 = 27 To find the total area, add all the areas. 108 + 36 + 27 = 171 The area of the deck is 171 sq ft. Hope this helped and please click a medal for me if it did : ) - Pusheen

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