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Popular >

20sin(-30)

Solution

20 sin (- 3 0^{\circ})

Solution

- 10

Solution steps

20 sin (- 3 0^{\circ})

Rewrite using trig identities:

sin (- 3 0^{\circ}) = - \frac{1}{2}

= 20 (- \frac{1}{2})

Simplify

20 (- \frac{1}{2}) : - 10

= - 10

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Frequently Asked Questions (FAQ)

What is the value of 20sin(-30) ?
The value of 20sin(-30) is -10