The answer is,
= 22.5 × 2
= 90 in. squared
Answer:
dont scam people
Step-by-step explanation:
Answer:
17) 
18) 
19) 
20) 
Step-by-step explanation:
Im pretty sure it’s All students in each grade because it says she wants the sample from the ^entire^school
Answer:
15 m
Step-by-step explanation:
First split the shape into a square and a triangle, then find the area of the square by multipliyng the sides to get.
Next find the length of the traignel by subtracting 3 from 9 to get for then find the area of the triangle by multiplying 4 by 3 to get 12 then divide by 2 to get the area which is 6.
Finally add the 9 to the 6 to get 15
3 * 3 = 9
9 - 3 = 4
4 * 3 = 12/2 = 6
6+9=15
