Answer:
you can always use sin or cos or tan in these situations
x = 130 is your answer
130 - 20 = 110
Since line E and F are parallel and are straight lines, we know both angles will add up to 180°
110 + 70 = 180
Answer:
74%
Step-by-step explanation:
37/50= 0.74x100= 74%
Answer:
5x-2
Step-by-step explanation:
2x+3x=5x
5-7=-2