Discover the best answers at Westonci.ca, where experts share their insights and knowledge with you. Discover in-depth answers to your questions from a wide network of experts on our user-friendly Q&A platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.


PN is an altitude of triangle PQR. If PN=24cm and PQ=PR=25cm. Find QR


Sagot :

Answer:

QR = 14 cm

Step-by-step explanation:

using the Pythagorean theorem:

25^2 - 24^2 = RN^2

625 - 576 = 49

RN = 7

NQ = RN

QR = RN+NQ

QR = 7 + 7 = 14 cm