Answer:
=257 9/47
Step-by-step explanation:
Answer:
b. 44°
Step-by-step explanation:
Reference angle = x
Hypotenuse = 21
Adjacent = 15
Apply trigonometric function CAH:



x = 44.4153086° ≈ 44° (nearest degree)
The answer is either a or d but we know she did all of this for more than 52 minutes.
It means an exponment that what that means
The answer is 7 teaspoons for one cup