Step-by-step explanation:
if you use the online graphing calculator it will help you
Answer:
40 cm
Step-by-step explanation:
10x4= 40
I don't think it's a proportional relationship because it doesn't go the origin...im not sure,Let me know
Answer:
70 degrees
Step-by-step explanation:
x = angle
180 - x = it's supplement
90 - x = it's compliment
(180 - x) - 4(90 - x) = 30
180 - x - 360 + 4x = 30
reducing
3x = 210
x = 70
False I think
More than three lines of symmetry