13.
1st: split the 1 shape into 2 shapes. (spit across to where you see one right angle(top), and a trapezoid(bottom)
2nd: now what i did was fill that gap to where the total height is 9 and the total length is 7. ( if you don't want to do that it is fine )
3rd: for the top do 5 times 2 = 10
4th: for the bottom do 4 times 5 = 20
5th: add 10 (top) and 20 (bottom) = 30
Hi! I can help you with 
The formula for finding the perimeter of a rectangle 
P= 2(a+b) 
Plug in the numbers and 
P=2(18+15) 
(
P=2(33)
P=66
Hope it's correct!
Answered by
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Answer:
x - 3
Step-by-step explanation:
let's call the unknown number x to express its value that's three less than actual number we say x - 3
Answer:
<u>$71.33</u>
Step-by-step explanation:
An automobile warranty costing = $856
It is required to make 12 equal payments
So, we need to divide $856 over 12
So, the average payment = 856/12 = $71.33
There are 15 articles of clothing
5 are blue and 10 are red
5/15 will give you a percent which is your answer
Answer 0.333333333
