Math, asked by pinkigarg04647, 3 months ago

If ∆ABC = ∆POR with angle
A = 90° and AB = 5 cm,
AC = 12 cm, find QR.
Answer :- 13cm
plz help me guys

Answers

Answered by Anonymous

2

✰Answer✰

AP = AQ , BP = PR and CR = CQ (tangents from an external point)

Perimeter of ∆ABC = AB + BR + RC + CA

= AB + BP + CQ + CA

= AP + AQ

= 2AP

∆APO is a right-angled triangle. AO2 = AP2 + PO2

132 = AP2 + 52

AP2 = 144

AP = 12

∴ Perimeter of ∆ABC = 24 cm

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