Answer:
180
Step-by-step explanation:
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The angle right above 4x is equal to x
and 4x + x = 180
5x = 180
/5 /5
x = 36
Depending on what type of triangle it is, for a right triangle you would use sin inverse=(opposite/hypotenuse), cos inverse=(adjacent/hypotenuse), or tan inverse=(opposite/adjacent). For any other triangle you would refer to the Law of sines where side a/sine of angle A=side b/sine of angle B and same goes for C
6x-2 is -12
you are just timing -2 6 times
Answer- 78
Step-by-step explanation:
