Exponential eqation solution
Answer:
508.68
Step-by-step explanation:
Upper and lower surfaces of the cylinder:

Side area of the cylinder:

The total area:

Answer:
z = 155 ( second choice )
Step-by-step explanation:
x = 25
65 + 90 = 155
180 - 155 = 25 = x
180 - 25 = 155 = z
Answer:
n = 2b + 4
Step-by-step explanation:
4 years older = +4
2 times his brother = 2b
n= 2b+4