Ask Question
14 June, 23:04

Use the Law of Sines. Find the indicated measure to the nearest tenth. In Triangle RST, m∠R = 78, m∠T = 39, and TS with line on top = 19 in. Find RS. a. 12.2 in c. 15.8 in b. 10.7 in d. 20.7 in

+1
Answers (1)
  1. 14 June, 23:51
    0
    RS = 12.2 in ⇒ answer (a)

    Step-by-step explanation:

    ∵ m∠R = 78°, m∠T = 39°, TS = 19

    ∵ By using sin Rule:

    ∵ ST/sin∠R = RS/sin∠T

    ∴ 19/sin78 = RS/sin39

    ∴ RS = (19 * sin39) : sin 78 = 12.2 in ⇒ answer (a)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Use the Law of Sines. Find the indicated measure to the nearest tenth. In Triangle RST, m∠R = 78, m∠T = 39, and TS with line on top = 19 ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers