WXYZ and RSTY are rhombuses. Find ∠RVX.
∠RXZ
= (180° - 119°) ÷ 2
= 30.5° (Isosceles triangle)
∠TSU
= 180° - 90° - 15°
= 75° (Angles sum of triangle)
∠YRX = ∠TSU
= 75° (Corresponding angles)
∠RVX
= 180° - 75° - 30.5°
= 74.5° (Angles sum of triangle)
Answer(s): 74.5°