Question

10. Amit
t is asked to construct tangents PQ and PR inclined at an angle 0
to a circle with centre O from an external point P. What angle should
he construct between the two radii?
11. Find the perimeter of a semicircle of radius 10.5 cm
OR
Find the area of the sector whose arc length and radius are 11 cm and 5 cm respectively.
12. The sum of the radii of two circles is 28 cm and the difference between their circumferences is 44 cm.
Find the radius of the larger circle.
13. Find the number of revolutions made by a wheel of diameter 28 m to cover a distance of
2.2 km.
14. In a single throw of two dice, find the probability of not getting the number 4 on either dice.​

Answer 1

Answer:

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