Question

Answer it if you have brain. If you cheat then 2021 will not be good for you.

Pankaj is having a garden near Delhi. In the garden, there are different types of trees and

flower plants. One day due to heavy rain and storm one of the trees got broken and top of the
tree touches the ground making and angle 30 with the ground as shown in the figure.

The height of the unbroken part is 7 m.

1. Thw value of

2 sin2 A - cos2 A + cot 2A



A) 12
/4

B) 15
/4

C) 17
/4

D) 7
/12

2. Find the values of

tan2 A + cot2 A +cot2 B


A) 0

B) 1

C) 2

D) −1​

Answer 1

Answer:

mere paas board x ka 2021 ka maths Ka question paper ha

Answer 2

Explanation:

Option (D) is your correct Answer