Chinyamabille Chinyamabille

03-03-2021
Mathematics

contestada

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

Respuesta :

thebecks thebecks

03-03-2021

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

Answer Link

Otras preguntas

Two numbers are respectively 40% and 60% more than a third number. The ratio of the two numbers is:

Which of the following is a mixture?

Is the best government the one that governs least? Why or why not?

the family member you like most

Karangan tentang rasuah

Solve for xxx. x=x=x, equals

What's the answer to the picture taken

Guided Practice Type your answer and then click or tap Done. Identify the capitalization error in the sentence. Type the word with the correct capitalization in

Solve - 2x - 7 > X+ 8. O A. x<-3 O B. x<-5 O C. x>-5 O D. x>-3

Answer this if you can.