Question

Bantu ya, Mapel Math kelas 7

Answer 1

4.

70+35+y = 180

y = 75°

x+y=180

x+75 = 180

x = 105°

5. y+68+(180-100) = 180

   y+68+80 = 180

   y = 32°

x+68=180

x = 112°