Question

Please help me and explain the answer also...​

Answer 1

Answer:

which class you are can you tell please

Answer 2

Answer:

tan 30°= 1/root 3

= 2tan 30 = 2/root 3

and 1-tan^2 30= 1 - (1/root3)^2 = 1 - 1/3= 3-1 ÷3 =2/3

so, 2/root3÷2/3= root3

= tan60°