Answer:
20 years is the brother
Step-by-step explanation:
quick maths
Answer: I see you have already marked most of these correctly, the permiter of #4 is 28
Step-by-step explanation:
6: Perimeter: 34 Area: 60
7: 340 / 17 Length of base = 20
8: 221 / 17 Length of base = 13
Answer:
use 
all you have to do is plug 4 into d and then square it, and multiply everything together.
Step-by-step explanation: