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Question 1
What is the area of the sector whose central angle is 90 ° and radius of the circle is 14 cm?
Question 2
A gear 12 cm in diameter is turning a gear 18 cm in diameter. When the smaller gear has 42 revolutions, how many has the larger one made?
Question 3
Two circles touch each other externally at point A and PQ is a direct common tangent which touches the circles at P and Q respectively. Then ∠PAQ =
Question 4
A 7 m wide road runs outside around a circular park, whose circumference is 176m.The area of the road is: [use 
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]Question 5
Two circles C1 and C2 touch each other internally at P. Two lines PCA and PDB meet the circles C1 in C, D and C2 in A, B respectively. If â BDC = 120o, then the value of â ABP is equal to
Question 6
Find the radius of the circle if the length of its arc is 33 cm and the corresponding central angle is 90 °?
Question 7
In circular measure, the value of the angle 11 °15’ is
Question 8
From a point P, two tangents PA and PB are drawn to a circle with centre O. If OP is equal to diameter of the circle, then ∠APB is
Question 9
In a circle of radius 21 cm, an arc subtends an angle of 72° at the centre. The length of the arc is
Question 10
If the four equal circles of radius 3 cm touch each other externally, then the area of the region bounded by the four circles is
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Mar 18ESE & GATE EE
