Line BC is equal to line AD
∴
x + 17 = 3x + 7
x - 3x = 7 - 17
-2x = - 10
-2x / -2 = - 10 / -2
x = 5
AD
3x + 7
3(5) + 7
15 + 7
22
CD
2x - 6
2(5) - 6
10 - 6
4
BC
x + 17
5 + 17
22
AB
Line AB is equal to line CD therefore its length is 4
Answer:
x = 5
AB = 4
BC = 22
CD = 4
AD = 22
