Answer:
a = 14
Step-by-step explanation:
3a = a + 28 ➡ 2a = 28 ➡ a = 14
Formula of v. of sphere = (<span><span>4</span>π</span>r

)/3<span>
r = 3
pi = 3
(4 x 3 x </span>

)/3 = 113.1
Answer = 110cm
Answer:
There you go.
Step-by-step explanation:
Area is base multiplied by height, so to get the answer you'd need to multiply 6.5 and 4