Question

Tolong dijawab ya yg dilingkarin bolpen merah bag c dan d

Answer 1

C.1/2 x jmlh sisi sejajar x t
= 1/2 x (8 + 6) x 9
= 1/2 x 14 x 9 = 7 x 9 = 63

d. 1/2 x jmlh sisi sejajar x t
= 1/2 x (470cm + 2,1m) x 180 cm
= 1/2 x (470cm + 210cm) x 180 cm
= 1/2 x 680 x 180 = 340 x 180 = 61200
=