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Mathematics

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At the rate of $2.00 per square foot, the cost of painting the rectangular board with a semicircular top shown in the figure is $? Assuming pi = 3.14
I 've been stuck on this for so long can someone please help me out?!

At the rate of $2.00 per square foot, the cost of painting the rectangular board with a semicircular top shown in the figure is $? Assuming pi = 3.14 I 've been class=

Answer :

8555cashio 8555cashio

Today at 4:37 AM

3x4 =12 (this is the square)
1.5 x 1.5 x 3.14= 7.065 however since it is a half of circle we divide 7.065 by 2 = 3.5325
Now add 3.5325 and 12 = 15.5325 round it to 15.53 then multiply by $2
The answer is $31.06

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