danna756 danna756

25-11-2020
Mathematics

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In ARST, mZR = (11x + 3)º, mZS = (x + 15), and mZT = (2x + 8).
Find mZR

In ARST mZR 11x 3º mZS x 15 and mZT 2x 8 Find mZR class=

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xenia168 xenia168

25-11-2020

Answer:

124°

Step-by-step explanation:

(11x + 3)° + (x + 15)° + (2x + 8)° = 180°

14x + 26 = 180

14x = 154

x = 11

m∠R = [11(11) + 3]° = 124°

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