486,467 views
35 votes
35 votes
What is the area of a semi circle when the diameter is 6

User Peter Hart
by
2.4k points

2 Answers

18 votes
18 votes

Answer:

14.13

Explanation:

normal circle area equation = r^2*3.14

6/2=3

3*3*3.14

= 28.26

it's a semicircle so /2

=14.13

User Korroz
by
3.2k points
11 votes
11 votes

Answer: 14.13

Explanation:

Your answer is 14.13

First, the formula for area of a semi circle is 3.14 x r^2 and divide by two.

To find the radius, we need to divide the diameter by two, which is 3.

So like

3.14 x 3^2/2

3.14 x 9/2

28.26/2

A=14.13

User Jordan Robinson
by
3.0k points