Answer:
Step-by-step explanation:
Just do a line crossing another in a angle of 90°
1 is linear pair with 2, 2 is linear pair with 3, 3 is linear pair with 4 and 4 is linear pair with 1.
Answer:
t=-6
Step-by-step explanation:
-4t-4=20 (move constant to the right)
-4t=20+4 (Calculate 20 + 4)
-4t= 24 (then divide 24 on both sides)