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77
If the measure of angle is 8 is 4 , which statements are true?
A-cos(8) = -1
B-The measure of the reference angle is 60°.
C-The measure of the reference angle is 30°.
D-The measure of the reference angle is 45°.
E-sin() - 2
F-tan(O) = -1

77 If the measure of angle is 8 is 4 which statements are true Acos8 1 BThe measure of the reference angle is 60 CThe measure of the reference angle is 30 DThe class=

Respuesta :

karkisimran333

Answer:

fifth option is the correct ans

sin(thita) = -sqare root 2 / 2

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