Question

1. If the angles of a triangle are in the ratio 2:3:4. Determine the three angles.

2. A ladder (15m long) reaches a window which is 9m above the ground on one side of a street. Keeping its foot at the same point, the ladder is turned to the other side of the street to reach a window 12m high. Find the width of the street.

3. A tree broke at a point but did not separate. Its top touched the ground at a distance of 6m from its base. If the point where it broke be at a height 2.5m from the ground, what was the total height of the tree before it broke?



4. In ABC, A = 100°, AD bisects A and AD  BC. Find B



5. Among the three angles of a triangle, one is twice the smallest and another is three times the smallest. Find the angles

Answer 1

Answer:

) Banyan tree 2) Gymnosperm b) Pogonatum sp 3) Angiosperm c) Dryopteris sp. f) Cineurbaut irvusinmua 4) Bryophyta e) Ficus bengalensis 5) Pteridophyta