The diagram is a circle with centre O. Find the area of t...
The diagram is a circle with centre O. Find the area of the shaded portion
9(π−2)cm2
18πcm2
9πcm2
36πcm2
Correct answer is A
Area of the quadrant = 14πr2=14π(6)2
= 36π4=9π
Area of the triangle = 12×6=18×sin90o=18
Area of shaded portion =(9 π - 18)cm^2\) =
9(π−2)cm2.
Similar Questions
The sum to infinity of a geometric progression is −110 and the first term is \(-\frac{1...
If sin θ = 4/5 where 0° ∠ θ ∠ 900, what is the value of cos θ + tan &t...
Find the value of y if 402y=102ten...
If y = (2x + 2)3, find δyδx...
A fair die is rolled once. What is the probability of obtaining a number less than 3? ...
Solve for t in the equation 34t + 13(21 - t) = 11...
Each interior angle of a regular nonagon(nine sided polygon) is equal to...