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PolarNik [594]
3 years ago
14

What is the value of u? A) 47° B) 49° C) 51° D) 53°

Mathematics
2 answers:
goldenfox [79]3 years ago
7 0

Answer:

51°

Step-by-step explanation:

Since QS = QR, angles S and R are congruent

S+R+78 = 180

2S = 102

S = 51

sveticcg [70]3 years ago
6 0

Answer:

C.51

Step-by-step explanation:

hope this help

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Question 1 (Essay Worth 10 points)
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