Question

BANTU JAWAB YA. please hadiahnya 15 poin + pahala

Answer 1

Kesebangunan  ( skala)

gambar 1   :

p1 = 16,8

l1 = 8,4

*

gambar 2 "

p2 = k

l2= 2

*

p1 /p2 = l1/l2

p2. l1 = p1. l2

k  (8,4) = (16,8)(2)

k =  (16,8)(2) / (8,4)

k =  4 cm