Answer:
Step-by-step explanation:
Complementary angles are angles that add up to 90°.
We have C and D as complementary.
Their sum is:
Substitute values and solve for x:
- 8x + 5x - 1 = 90
- 13x = 90 + 1
- 13x = 91
- x = 91/13
- x = 7
-sinx + C
hope this helps!
Answer:
last oneeee
Step-by-step explanation:
choices? i cant tell without choices
4 1/3 = 13/3 = 1/3 x 13/1 = 4 1/3