if sin theta = 1/2 then find the value of cos theta
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Step-by-step explanation:
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Step-by-step explanation:
sin theta = 1/2 = opposite/hypotenuse
cos theta = adjacent/hypotenuse
(adjacent)² = √ (hypotenuse)² - (opposite)²
= √(2)² - ( 1)²
= √3
cos theta = adjacent/ hypotenuse
cos theta = √3/2
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