From a circular sheet of radius 15cm a circle of radius 7cm is removed.find the area of the remaining sheet.
Answers
Answered by
4
Step-by-step explanation:
R = 7cm
r = 15cm
Area of remaining sheet = area of entire sheet - area of removed sheet.
= πR²-πr²
= π(R²-r²)
= 22/7 (7²-2.1²)
= 22/7 (44.59)
= 140.14cm²
Answered by
0
Answer:
Step-by-step explanation:
R = 7cm
r = 15cm
Area of remaining sheet = area of entire sheet - area of removed sheet.
= πR²-πr²
= π(R²-r²)
= 22/7 (7²-2.1²)
= 22/7 (44.59)
= 140.14cm²
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