Well a right angle is 90° so all u have to do is take 10° away from that
Answer:
4
Step-by-step explanation:
5-1=4
Answer:
sin b would be 4/5
Step-by-step explanation:
sine is the opposite leg/the hypotenuse
Ur output value is f(x).....so to do this problem u need to sub in 2/3 for f(x) and solve for the input value which is x
f(x) = -1/3x + 7
2/3 = -1/3x + 7 ...multiply everything by 3
2 = -x + 21
2 - 21 = - x
- 19 = -x
19 = x <== ur output