isabellamorris1508 isabellamorris1508

15-06-2018
Mathematics

contestada

Given that QT is an altitude of triangle QRS, measure of angle QTS=(6x+36), and QR = 2x – 5, find QR.
a. 7
b. 9
c. 11
d. 13

Respuesta :

calculista calculista

24-06-2018

we know that
if QT is an altitude of triangle QRS
then
the measure of angle QTS is equal to 90°
so
6x+36=90-----> 6x=90-36----> x=54/6
x=9
QR=2x-5-----> QR=2*9-5-----> QR=18-5-----> QR=13

the answer is
QR=13

Answer Link

kiana627 kiana627

19-01-2019

Answer: It is D. 13 on edge-nuity!

Answer Link

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