Answer:
Step-by-step explanation:
ok
<UWV = 180° - 50° - 50° ( SUM OF ANGLE IN A TRIANGLE)
<UWV = 80° which is angle A
b = 20 ( isosceles triangle)
middle
44.1036585366
20/4 = 5
40/8 = 5
60/12 = 5
80/16 = 5
Answer is 5
