Answer:
See below
Explanation:
The triangles ΔTYW and ΔZYW are congruent because
- TY = ZY,
- YW is common and
- the included angle is of same measure, ∠TYW = ∠ZYW = 90°
- SAS theorem
18.
- TW = WZ
- 2x = 3x - 5
- 3x - 2x = 5
- x = 5
19.
20.
21.
- Triangle TWZ is isosceles
22. This question is incomplete