find x in a triangle PQR : a) P = 60 , Q = 30, angle PRT = x . *
2 points
90
30
60
120
Answers
Answered by
2
Answer:
in triangle PQR
using angle sum property of triangle is 180⁰
p + Q +R = 180⁰
60⁰+30⁰+R = 180⁰
90⁰+R = 180⁰
R = 180⁰-90⁰
R = 90⁰
PRT = 90⁰
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Answered by
0
Answer:
90 degrees
Step-by-step explanation:
sum of interior angles of triangle= 180
so p+q+prt=180
let prt=x
60+30+x=180
90+x=180
x=180-90
x=90 degrees
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