Answer:
a perfect square because 17 x 17 = 289
It's not a perfect cube
Step-by-step explanation:
Answer:
8+7x+4y
Step-by-step explanation:
15-7 is 8
12x-5x is 7
Put it all together to get 8+7x+4y
Answer:
Step-by-step explanation:
Diameter = 14 cm
r = 14/2 = 7 cm
Outer surface area of hemisphere =2πr²
= 2π*7*7
= 98π cm²
Answer:
A. -1⅕
Step-by-step explanation:

I am joyous to assist you anytime.
Answer:
thxs :)
Step-by-step explanation: