Answer:
21.1 min
Step-by-step explanation:
12 16 20. law of proportions
Supplement Postulate? they are supplementary.
3x - 6
Segment YB = x + 3
Segment BW = 2x - 9
Add the two segments.
x + 3 + 2x - 9
The diagonal YW is 3x - 6 units long.