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Trigonometric Table

Match the tri...

Question

Match the trigonometric ratios that have same value.

A

c o s 90 °

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B

s i n 90 °

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C

c o s 60 °

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D

s i n 60 °

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Solution

From the above table, we know that,

$s i n 0 ° = c o s 90 ° = 0$

$s i n 30 ° = c o s 60 ° = \frac{1}{2}$

$c o s 0 ° = s i n 90 ° = 1$

$c o s 30 ° = s i n 60 ° = \frac{\sqrt{3}}{2}$

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