Question

find the value of y° step by step please fast​

Answer 1

9

(i) y° = 360 - 15

y° = 345°

(ii) 2y + 10 + 50 + 40 + 130 = 360

2y + 230 = 360

2y = 360 - 230

2y = 130

y° = 65°

(iii) y + 90 + 40 + 140 = 360

y + 90 + 180 = 360

y + 270 = 360

y = 360 - 270

y° = 90°