Answer:
Step-by-step explanation:
Cylinder
Formula
V = pi * r^2 * h
r = 2
h = 5
pi = 3.14
V = 3.14 * 2^2 * 5
V = 62.8 cm^3
Cone
V = 1/3 * pi * r^2 * h
Same answer as the cylinder only take 1/3 of it.
V = 1/3 * 62.8
V = 20.933
-8a + 12
-2(4a - 6)
-2(4a) - -2(6)
-8a - -12
a
5
2+4+6+8 = 20
20 / 4 = 5
Answer:2(1)
you should use multiatication
