50+79=129
180-129=51
X=51
Explanations
Angles on a straight line add up to 180 degrees. So 180-101=79 degrees
50 degrees is an opposite angle so it moves into the internal angle.
Angles in a triangle add up to 180 so (180-50-79=51)
Ans is 51 I think
Answer:
b
Step-by-step explanation:
40 + 90 =130
180-130=50
Answer:
32, 36, 40
Step-by-step explanation:
8x + 9x + 10x = 108
27x = 108
x = 4
4 × 8 = 32 - 1st side
4 × 9 = 36 - 2nd side
4 × 10 = 40 - 3rd side
Answer:
72 hours
Step-by-step explanation:
1hour30minutes times 48 cars (since TWO pass every 1:30, not one)
equals 72 hours, or three days
