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

Someone pls help me w this question for a brainliest :))

The capture of Vicksburg in 1863 contributed to the course of the Civil War by A. preventing the Union from gaining access to the West. B. allowing the Confeder

Which of the following is an example of genetic discrimination? Miranda's doctor asks her to take a genetic test before she gets pregnant. o Wesley pays more fo

Which projections depicts the relative sizes of the landmasses most accurately?

Choose the correct form of gustar. A ella las flores. Le gustan le gusta la gusta se gusta

Please help. I’ll mark you as brainliest if correct! A motorcycle shop maintains an inventory of five times as many new bikes as used bikes. If there are 65 new

3. What did Anne say that was surprising? (Anne Frank The Diary Of A Young Girl)

¿Con qué tipo de dinero tienes que pagar en Estados Unidos?

WILL GIVE BRAINLIEST The total cost f(x), in dollars, for renting a bowling lane for x hours is shown: f(x) = 2x + 12 What does f(14) represent? The number of d

For which value of x is the row in the table of values incorrect