Home
Class 10
MATHS
If the angle theta=-60^(@), find the val...

If the angle `theta=-60^(@)`, find the value of cos `theta`.

Promotional Banner

Similar Questions

Explore conceptually related problems

If the angle theta=-30^(@) , find the value of cos theta .

If tan theta=(4)/(5), find the value of (cos theta-sin theta)/(cos theta+sin theta)

If sec theta+tan theta=k find the value of cos theta

If tan theta=(a)/(b) then find the value of (cos theta+sin theta)/(cos theta-sin theta)

If Sintheta=cos(theta-6^(@)) , find the value of theta

If tan theta = sqrt 3 (theta is acute angle) then find the value of 1 + cos theta .

If theta is a positive acute angle such that sec theta=cos ec60o, find the value of 2cos^(2)theta-1

If 4cos theta=11sin theta ,find the value of (11cos theta-7sin theta)/(11cos theta+7cos theta)

If tan theta=(a)/(b) , then find the value of (sin theta)/(cos^(8)theta)+(cos theta)/(sin^(8)theta) .

If tan theta=(a)/(b) , find the value of (a sin theta-b cos theta)/(asin theta+b cos theta)