Answer:
8.

11.

Step-by-step explanation:
Area = 
r = d/2
= 3.14
8.
r = 10/2
r = 5 in
Area = 
Area =

10.
r = 6/2
r = 3 m
Area =
Area =

Hope it helps! (:
The answer is negative 2.5 why because...
I believe the answer is 16/9
Answer:
14,28,42 and 56
Step-by-step explanation:
Multiply all lengths by 2 as the quadrilateral is dilated by a scale factor of 2
Answer:
y=x+1
Step-by-step explanation:
please get some help