the area of this semi-circle with radius, r = 28cm. Give your answer rounded to 1 DP.

Question

 please awnser it for me 

Answer 1

1.  calculate the area of a circle of r=28 by using A = (pi)r^2

using pi = 3.141592654

 

2. divide by two

 

3. round the answer; remember it's some # of sq. cm.