Question

a) In the figure what is the sum of the angles of triangle ABC?
b) Find the sum of the angles of the polygon in the figure?​

Answer 1

Step-by-step explanation:

first provide given figure

Answer 2

Answer:

a

1 in figure ABC

ABC +bca+cab=180

x+x+x=180

3x=180

x=180÷3

x=60