Telangana SCERT Solution Class X (10) Maths Chapter 9 Tangents and Secants to a circle Exercise 9.3
Q1> In a circle of radius 10 cm, a chord subtends a right angle at the centre. Find the area of the corresponding: (use p = 3.14)
i> Minor segment ii> Major segment
Q2> In a circle of radius 12 cm, a chord subtends an angle of 120° at the centre. Find the area of the corresponding minor segment of the circle (use π = 3.14 and 3 = 1.732)
Q3> A car has Two wipers which do not overlap. Each wiper has a blade of length 25 cm sweeping through an angle of 115°. Find the total area cleaned at each sweep of the blades. (use π = 22/7)
Q4> Find the area of the shaded region in the adjacent figure, where ABCD is a square of side 10 cm and semicircles are drawn with each side of the square as diameter (use π = 3.14)
Q5> Find the area of the shaded region in figure, if ABCD is a square of side 7 cm. and APD and BPC are semicircles. (use 22 7 p = )
Q6> In the figure, OACB is a quadrant of a circle with centre O and radius 3.5cm. If OD=2cm, find the area of the shaded region. (use π = 22/7)
Q7> AB and CD are respectively arcs of two concentric circles of radii 21 cm and 7 cm with centre O (See figure). If ÐAOB = 30°, find the area of the shaded region. (use π = 22/7)
Q8. Calculate the area of the designed region in figure, common between the two quadrants of the circles of radius 10 cm each. (use p = 3.14)
Here is your solution of Telangana SCERT Class 10 Maths Solution Chapter 9 Tangents and Secants to a circle Exercise 9.3
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