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The circumference of a circle is 13pi in. What is the area, in square inches? Express your answer in terms of pipi.Answer

الحلّ

The circumference of a circle is 13\pi in. What is the area, in square inches? Express your answer in terms of pi\pi.Answer

الحلّ

a re a : 132.73 i n^{2}

خطوات الحلّ

Given:

c i rc u m f ere n ce : 13 π in

Radius given

C i rc u m f ere n ce = 13 π : r = 6.5

Circle Area given

r = 6.5 : A = 132.73228 \dots

a re a : 132.73 i n^{2}

أمثلة شائعة

Greta opened a savings account and deposited 5,996.00 as principal. The account earns 14.38% interest, compounded quarterly. What is the balance after 5 years?What is the circumference of a circular swimming pool with a diameter of 6 ½ feet Eight times the sum of a number and 6 is equal to 5 .Find the CIRCUMFERENCE of the circle with a diameter of 21ft Abdul opened a savings account and deposited 400.00 as principal. The account earns 2% interest, compounded monthly. What is the balance after 5 years?