Question

please answer all questions by process​

Answer 1

Answer:

2-B number is the answer

3-A number is the answer

4-C number is the answer

Answer 2

Answer:

question no. 6

Step-by-step explanation:

in the given figure X Y Z,

Area of a triangle = 180°

z = 80°

xy = 180 – 80 = 100

1x + 1y = 2xy = 100

xy= 100÷2 = 50

x = 50

y = 50

z = 80 = 180°