If is a positive acute angle and 5 cosθ + 12 sinθ = 13, then find the value of cosθ?
5 553 6321ad913169cb1b1567790b
Q:
If is a positive acute angle and 5 cosθ + 12 sinθ = 13, then find the value of cosθ?
- 1$${12\over13}$$false
- 2$${5\over13}$$true
- 3$${5\over13}$$false
- 4$${1\over5}$$false
- Show Answer
- Workspace
- Discuss