Ask Question
16 November, 10:33

In triangle XYZ angle Y is a right angle and sinX=20/25. Find cosX in fraction and decimal form. Round to the nearest hundredth, if necessary.

+5
Answers (1)
  1. 16 November, 11:00
    0
    A^2+B^2=C^2

    A-^2 + 20^2 = 25^2

    A^2 + 400 = 625

    Subtract 400 A^2 = 225

    A = 15 since sq rt of 225 is 15

    cos = 15/25 = 3/5=.6

    Answer 3/5 and decimal. 6
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “In triangle XYZ angle Y is a right angle and sinX=20/25. Find cosX in fraction and decimal form. Round to the nearest hundredth, if ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers