Question

Tolong bantu yah,,please

Answer 1

3a. y =115 dan x = 360-((115x2)/2) = 360-230 = 130/2 = 65
  b. x = 360-(100+100+75) = 360-275 = 85
  c. 8/24 = 9/27 = 4/y
       y = 8/24 = 4/y
       y = 24 x 4 / 8
       y = 12