In the diagram, HK is parallel to QR, PH = 4cm and HQ = 3...
In the diagram, HK is parallel to QR, PH = 4cm and HQ = 3cm. What is the ratio of KR:PR?
7:3
3:7
3:4
4:3
Correct answer is B
In △PHK and △PAR = PHPQ=PKPR
47×PR−KRPR
4PR = 7(PR - KR) = 7PR - 7KR
KRPR=37
KR:PR = 3:7