Question

Triangle interior angles theorem
answer and explain briefly

Answer 1

x=62

Explanation:

(x+1)+ x+55=180

-55 -55 (take away the 55)

(x+1)+ x= 125 (take out of parenthesis)

x+1+ x= 125

2x+ 1= 125 (add the two x's together)

-1 -1 (take away the one)

2x= 124 (divide by 2)

2

x=62