English, asked by abhishekmangate1010, 5 months ago

(22/7)×(45)2 =6364.29 cm2

Answers

Answered by Ananyasphoorthi
0

The radius (r) of the umbrella when flat = 45 cm

so,the area of the circle (A)= pier^2

= (22/7)×(45)^2=6364.29 cm2

Total number of ribs (n) =8

the area b/t the two consecutive ribs of the umbrella=A/n

6364.29/8cm^2

the area b/t the two consecutive ribs of the umbrella = 795.5 cm^2

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