<u>Answer:</u>
○ 
<u>Step-by-step explanation:</u>
Given the equation:
,
to solve for
, we have to rearrange the equation to make
its subject.

⇒
[expand brackets]
⇒ 
⇒
[add
to both sides]
⇒ 
⇒
[subtract 96 from both sides]
⇒ 
⇒
[divide both sides by 20]
⇒ 
Answer:
√75, 9, 9.5, √99, 10
Step-by-step explanation:
that's what I got
Answer:
The volume of the water in the fishbowl is equal to
or 
Step-by-step explanation:
we know that
The volume of the sphere (a fishbowl) is equal to

In this problem we have
----> the radius is half the diameter
substitute

convert to mixed number


Answer: 98
Step-by-step explanation:
Area of four walls = Curved surface area
= perimeter × height
= 28 × 3.5
= 98 m square