1) Find area and circumference of the circle with diameter is 56 cm.
Answers
Answered by
4
Step-by-step explanation:
Radius = 56/2 = 28 cm
Area = π r^2
= 22/7 x 28 x 28
= 22 x 4 x 28
= 2464 cm^2
Circumfarence = 2πr (πd)
= 56 x 22/7
= 8 x 22
= 176 cm
Answered by
0
Answer:
circumference of circle is 2πr
area of circle is πr²
radius will be diameter÷2 =
56÷2=28
use the formulas for finding area and circumference
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