Question

if tan theta equals to 1 upon 3 then find the value of sin square theta + cos square theta ???​

Answer 1

Answer:

tan theta is 1 upon 3

I. e opposite upon adjacent respectively

so, by pythagorus theorem

side 1 square plus side 2 square is hypotenuse square

by solving further u will get hypotenuse as under root 10

and u will get cos and sin