Math, asked by vishalmandal5032, 1 year ago

find the value cos 156°+cos 84° + cos 36°

Answers

Answered by Vikingxtanker

1

The answer of cos 156 + cos 84 + cos 36 = 3.7 x 10^-16.

Answered by Jhani

1

Cos 156 = 0.47

Cos 84 = - 0.68

Cos 36 = - 0.12

= 0.47 - 0.68 - 0.12

= - 0.33

Hope it helps!

Jhani: pls mark it best if understood

Previous Question

Next Question

Similar questions

Science, 8 months ago

the force which makes the football stop moving after some time...

Math, 8 months ago

which is the largest natural number...

Math, 8 months ago

Fill in the blanks using correct word given in brackets: (i) All circles are ______. (congruent, similar) (ii) All squares are ______. (congruent, similar) (iii) All ______ triangles are similar. (isosceles, equilateral) (iv) Two polygons of the same number of sides are similar, if (a) their corresponding angles are ______ and (b) their corresponding sides are ______. (equal, proportional)...

Physics, 1 year ago

What is force constant ND give unit...

Computer Science, 1 year ago

what is the typical speed of cpu...

Social Sciences, 1 year ago

Why was cricket popular in England in the begining...

Social Sciences, 1 year ago

Explain why constitution is important in democracy...

Geography, 1 year ago

Slogans on food security...