An umbrella has 8 ribs which are equally spaced (see figure). Assuming umbrella to be a flat circle of radius / 45 cm, find the area between the two consecutive ribs of the umbrella.
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come
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area of rib = 1/8 multiply area of umbrella
radius =r=45 Cm
Area of umbrella =Area of circle
=πr2
π(45) 2
22/7 multiply 45 multiply 45
22/7multipy 2055
area of rib= 1/8 multiply area of umbrella
1/8 multiply 22/7 multiply 2025
do it onwards it is easy for uh
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