tolong djwab bsrta dngan caranya...

Luas segitiga = 1/2 x a x t
48 = 1/2 x 8 x PS
12 cm = PS

QS/PS = PS/RS
8/12 = 12/RS
RS = 144/8
RS = 18 cm

PRˆ = PSˆ + SRˆ
PRˆ = 144 + 324
PRˆ = 468
PR = hitung sendiri hehehhe :) hasilnya akar