Answer:
angle 3 + angle 5 = 180°( co-interior angles)
120°+6x=180°
6x=60°
x=10°
therefore, angle 5= 6x=6×10°=60°
Answer:
3.143
Step-by-step explanation:
Since you're rounded it to the third decimal, you look at the fourth one. And since the fourth one is 8, ur going round 2, which is the third decimal to 3.
Answer:
x=8
Step-by-step explanation:
(8x+12)=76
8x=64
x=8
check
8(8)+12=104
64+12=76
76=76
They are both equilateral triangles. hope this helps if not let me know im sure i can find another reason