Answer:
- 4 is an interior angle
- 1,2,3 are exterior angles
3. 2x+12+3x-7=360
5x+5=360
5x=360-5
x=355/5
x=71
for exterior
2x+12=360
2x=360-12
x=348/2
x=174
Step-by-step explanation:
hope this will help you
1 1/4 - 1/4 = 1..............
Answer:
47
Step-by-step explanation:
x-5=42
x=42+5
x=47