Areas related to Circles ncert solutions Chapter 12 Exercise 12.3 Question 1
1. Find the area of the shaded region, if PQ=24 cm, PR=7 cm and O is the center of the circle.
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Areas related to Circles ncert solutions Chapter 12 Exercise 12.3 Question 1
1. Find the area of the shaded region, if PQ=24 cm, PR=7 cm and O is the center of the circle.
Areas related to Circles ncert solutions Chapter 12 Exercise 12.2 Question 14
14. Tick the correct answer in the following:
Area of a sector of angle p (in degrees) of a circle with radius R is:
Areas related to Circles ncert solutions Chapter 12 Exercise 12.2 Question 13
13. A round table cover has six equal designs as shown in diagram. If, the radius of the cover is 28 cm, find the cost of making the designs at the rate of Rs 0.35 per
. (Use
)
Areas related to Circles ncert solutions Chapter 12 Exercise 12.2 Question 12
12. To warn ships for underwater rocks, a lighthouse spreads a red colored light over a sector of angle
to a distance of 16.5 km. Find the area of the sea over which the ships are warned. (Use
)
Areas related to Circles ncert solutions Chapter 12 Exercise 12.2 Question 11
11. A car has two wipers which do not overlap. Each wiper has a blade of length 25 cm sweeping through an angle of
. Find the total area cleaned at each sweep of the blades.