Answer:
0.2379
Step-by-step explanation:
Answer:
70
Step-by-step explanation:
angles on a straight line add up to 180 degrees add 52+58=100 then minus from 180 =70
Answer:
......................
7(x+3)
Step-by-step explanation:
....
Answer:
52.5
Step-by-step explanation:
You divide 35 by 10 and then multiply 15 by that number
Answer:
x = 15, 72 degrees
Step-by-step explanation:
4x + 12 + 108 = 180
4x + 120 = 180
4x (+ 120 - 120) = 180 - 120
4x = 60
4x/4 = 60/4
x = 15
4x + 12
4(15) + 12
60 + 12
72 degrees