Math, asked by zahidumarshaikh12345, 4 months ago

Q2. B) Solve the following questions
1. If cos @ =1/2 find the value of
2sec0/1+tan2 0
2. When a observer at a distance of 12m from a tree looks at the top of the tree, the angle ofelevation is 60°. What is the height of the tree ?

Answers

Answered by mbakshi37

2

Answer:

sec =1/cos ==》 2 sec theta = 4

sin theta = root3. /2

tan 2o = 2 root3./ ( 1- 3/4)= 8Root3

4+ 8 Root 3

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