the diameter of two circles are 32 cm and 24 cm find the radius of the circle having its area equal to the sum of the area of the two given circle.
(answer is 20)(step by step solution)
Answers
Answered by
1
Step-by-step explanation:
radius of 1st circle = 16cm
area of 1st circle = π × 16 × 16 = 256π
radius of 2nd circle = 12 cm
area of 2nd circle = π × 12 × 12 = 144π
sum of areas of both circle
256π + 144π = π(256 + 144) = 400π
area of required circle = 400π
πr^2 = 400π
r^2 = 400
r = √400
r = 20 cm
Answered by
1
Answer:
radius of the new circle so formed is 20 cm
Attachments:
Similar questions