Answer:
D) Cos X = Sin Y
Step-by-step explanation:
If angle X and Y are complementary angles, as shown in the attachment, then;

and

We can see clearly that both ratios are the same.
This implies that:

Therefore the correct answer from the given options is D
Answer:
45°
Step-by-step explanation:
This is a special 6 - 6 - 6√2 right triangle with angle measures 45° - 45° - 90°
Answer: 1.2miles
Step-by-step explanation:
Divide 15 by 50 to get how far she rides in 1 minute that multiply that by 60 to get how far she rides in 1 hour.
Answer:
y=-10
Step-by-step explanation:
y=-2(3)-4
y=-10