Question

westion
A straight high
observes a car
tower with a m
to be 60°. Find t
38. The slant he
it highway leads to the foot of a tower. A man standing at the top of the tower
a car at an angle of depression of 30°, which is approaching the foot of the
with a uniform speed. six seconds later, the angle of depression of the car is found
60°. Find the time taken by the car to reach the foot of the tower from this point.
be slant height of a frustum of a cone is 4 cm and the perimeters (circumferences) of its
War ends are 18 cm and 6 cm. Find the curved surface area and the volume of the
frustum in terms of the given measurements. Are the curved surface area and the volume
of the frustum numerically equal ? Discuss its truthfullness.
In APOR, ZQ = 90°. Then, prove that PQ² +QR2 = PR.
OR
cir
. Prove that the ratio of the areas of two similar triangles in equal to the square of the rat
of their corresponding sides.
OLICSTION PAPER-11​

Answer 1

Answer:

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