The missing X value equals 5. The triangle was dilated by a scale factor of 3 and 15 / 3 = 5.
Answer:

Step-by-step explanation:




Answer: 60°
<u>Step-by-step explanation:</u>
∠UQR = 180°
∠UQR = ∠UQ + ∠QR
180° = 115° + ∠QR
65° = ∠QR
∠QRT = 180°
∠QRT = ∠QR + ∠RS + ∠ST
180° = 65° + ∠RS + 55°
180° = 120° + ∠RS
60° = ∠RS
Answer:
5.6
Step-by-step explanation:
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Answer:
0.11428571428
Step-by-step explanation:
4 / 5 / 7 = 0.11428571428