Answer:
r = -31
Step-by-step explanation:
The picture is how I solved it.
Answer:
8(3-(-1)) = 32
Step-by-step explanation:
Answer:
21
Step-by-step explanation:
Answer:
193.54166618
Step-by-step explanation:
Answer:
28
Step-by-step explanation:
Add the top and bottom bases, divide by 2, multiply by height.