tellezj5811 tellezj5811

02-06-2021
Mathematics

contestada

Using the unit circle, determine the value of sin(-240°).
A) -1/2
B) √3/2
C) 1/2
D) -√3/2

Using the unit circle determine the value of sin240 A 12 B 32 C 12 D 32 class=

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hnori22003 hnori22003

02-06-2021

A ) - 1 / 2

.................

.................

.................

Answer Link

PollyP52 PollyP52

02-06-2021

Answer:

B. √3/2.

Step-by-step explanation:

If we follow the circle from (1,0) clockwise through 240 degrees we end up at 120 degrees.

sin(120)

= √3/2

Answer Link

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