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Mathematics 15 Online
lovevolleyball:

A skate park consists of two adjacent rectangular regions as shown. Find the perimeter and area of the park.

Vocaloid:

@lovevolleyball please post the diagram

lovevolleyball:

I'm not sure how

Vocaloid:

use the "attach file button below \/

Ultrilliam:

if your on windows, you can also hit "printscreen" then while typing a reply, right click and hit paste.

lovevolleyball:

1 attachment
lovevolleyball:

its #4

Ultrilliam:

Welcome to QC BTW ^_^

lovevolleyball:

thanks

Vocaloid:

|dw:1505352813837:dw|

Vocaloid:

first let's figure out what the bottom side is equal to

Vocaloid:

|dw:1505352865018:dw|

Vocaloid:

if bottom side + 4 = 17 then bottom side = ?

lovevolleyball:

13

Vocaloid:

good, let's mark that down

Vocaloid:

|dw:1505352934697:dw|

Vocaloid:

now let's look at the right side

Vocaloid:

|dw:1505352948396:dw|

Vocaloid:

if right side + 4 = 9 what is the right side?

lovevolleyball:

5?

Vocaloid:

good so for perimeter let's add everything up

Vocaloid:

17 + 5 + 4 + 4 + 13 + 9 = ?

lovevolleyball:

I thought the perimeter of a recangle is length X width

Vocaloid:

that's area

Vocaloid:

area = l*width perimeter = sum of sides

lovevolleyball:

Ohh okay ! then 52

Vocaloid:

awesome for the area we need to break the shape into rectangles

Vocaloid:

|dw:1505353132173:dw|

lovevolleyball:

Then is that the 2(l+w)

Vocaloid:

perimeter = 2(l+w) area = l*w

lovevolleyball:

Okay

Vocaloid:

for area we will calculate the sum of the areas of both rectangles rectangle 1: 13*9 rectangle 2: 5*4

Vocaloid:

so the total area: 13*9 + 4*5 = ?

lovevolleyball:

137

Vocaloid:

good so our answer, including units: perimeter = 52 yd area = 137 y^2

lovevolleyball:

oh my gosh thanks so much!! this really helped

Vocaloid:

would you like to work through the rest of them?

lovevolleyball:

That whole pdf wasn't my homework, just #4. I don't even know who put that up, it just matched my problem for homework.

Vocaloid:

ok, good to hear

Ultrilliam:

You may want to verify your email to unlock QCs full featureset BTW ^_^ if you can't find it, make sure to check spam, and if your using gmail and it's in spam, please mark it as "not spam" ^_^

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