Question

1. A sphere and a cone are of the same radii and some heights. Find
the ratio of their curved surface area.





2.A telephone tower stands on a top of the building, a 2 m tall person
stand 5 m away from the foot of the building and he observes the
top of the tower and foot of the tower at the angles of elevation 60°
and 45°, find the heights of the building and tower.​

Answer 1

Answer:

this is the answer for the question 1