Question

find value of X and Y,
m∠A= 5y+1, m∠B= 3X-1, m∠C= 6y-1, m∠D= 2(x+1)

Answer 1

Step-by-step explanation:

5y+1+3x-1+6y-1+2x+2=360

3x+2x+5y+6y+1-1-1+2=360

5x+11y-1=360

5x+11y=360+1

5x+11y=361

5x=361-11y

x=361-11y/5

y=361-5x/11