Question

1. If 2 cos theta= 1 and theta is an Acute angle then the value
of 'theta' is :
(a) 0°
(b) 30°
(c) 45°
(d) 60°​

Answer 1

Answer:

2 cos theta = 1 , there fore cos theta =1/2

we know that , cos 60⁰ =1/2

therefore cos theta = 60⁰

theta = 60⁰.

Answer 2

Answer:

your answer is in the attachment

Step-by-step explanation:

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