Question

all the formulas chapter 12 class 10

Answer 1

Answer:

circumference of a circle=2piar

area of a circle=piar^2

length of an arc of a sector of a circle with radiis r and angle with degree merasure threta is threta/360×2piar

area of a sector of a circle with radius r and angle with degrees measure threta is threta/360×piar^2

area of segment of a circle =area of the corresponding sector-area of the corresponding triangles

Answer 2

Hey your answer is in the given attachment

HOPE IT IS HELPFUL

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