Respuesta :
The measure of QR = 5
because
AB ∼ BC ∼ AC
QR RS QS
50 = 60 (cross multiply)
QR 6
60x = 50 x 6 (substitute x for QR)
60x/60 = 300/60
x = 5
QR = 5
because
AB ∼ BC ∼ AC
QR RS QS
50 = 60 (cross multiply)
QR 6
60x = 50 x 6 (substitute x for QR)
60x/60 = 300/60
x = 5
QR = 5