Ask Question
4 December, 05:23

A right triangle has the hypotenuse c = 12 cm and an angle A = 30°. Find the length of side a, which is opposite angle A. A. 7.4 cm B. 4 cm C. 2.5 cm D. 6 cm

+3
Answers (1)
  1. 4 December, 07:09
    0
    On the one hand we know that sin (30) = 1/2. On the other hand we know that sin (A) = a/c. From these two relations we obtain that 1/2 = a/c 1/2 = a/12 a = 12*1/2 a = 6. So the answer is D. 6cm.
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “A right triangle has the hypotenuse c = 12 cm and an angle A = 30°. Find the length of side a, which is opposite angle A. A. 7.4 cm B. 4 cm ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers