Home
Class 10
MATHS
If 2 cos theta=1 and theta Is an Acute t...

If 2 cos `theta`=1 and `theta` Is an Acute then the value of '`theta`' is:

A

`0^(@)`

B

`30^(@)`

C

`45^(@)`

D

`60^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • INTRODUCTION TO TRIGONOMETRY

    OSWAAL PUBLICATION|Exercise TOPIC -1 TRIGONOMETRIC RATIOS : COMPLEMENTARY ANGLES & VALUE (VERY SHORT ANSWER TYPE QUESTIONS)|8 Videos

  • INTRODUCTION TO TRIGONOMETRY

    OSWAAL PUBLICATION|Exercise TOPIC -1 TRIGONOMETRIC RATIOS : COMPLEMENTARY ANGLES & VALUE (SHORT ANSWER TYPE QUESTION)|8 Videos

  • CONSTRUCTIONS

    OSWAAL PUBLICATION|Exercise TEXTBOOK CORNER (EXERCISE 6.2) |1 Videos

  • KARNATAKA SECONDARY EDUCATION EXAMINATION BOARD (MODEL QUESTION PAPER)

    OSWAAL PUBLICATION|Exercise QUESTION|42 Videos

Similar Questions

Explore conceptually related problems

If cos2theta=sin4theta ,where 2theta and 4theta are acute angles,then the value of theta is:

If sqrt(3) tan theta =1 and theta is acute, find the value of sin 3 theta + cos 2 theta .

If sqrt3 tan theta = 1 and theta is acute, find the value of sin 3 theta + cos 2 theta

If 1/6 sin theta , cos theta and tan theta are in G.P., then the general value of theta is :

If sqrt(3) "tan" theta = 1 "and " theta is acute find the value of sin 3theta "cos" 2theta .

If sin 2 theta=cos 3 theta and theta is an acute angle then sin theta=

If sin theta =cos theta ,then the value of 2tan theta+cos^(2)theta is:

If sec theta=13//5 and theta is acute find (2 sin theta-3 cos theta)/(4 sin theta-9cos theta)

If sec theta=13//5 and theta is acute find (2 sin theta-3 cos theta)/(4 sin theta-9cos theta)

If sin theta+cos theta=1 then the value of sin 2 theta is equal to