Answer:
39.9
Step-by-step explanation:
A good trick to remember is SOH CAH TOA.
Sine = Opposite / Hypotenuse
Cosine = Adjacent / Hypotenuse
Tangent = Opposite / Adjacent
Here, we're given an angle and the opposite side, and we want to find the adjacent side. So we need to use tangent.
tan 31° = 24 / x
x = 24 / tan 31°
x ≈ 39.9
The answer I got is (-6,-2) the x value is -6
Answer:

Step-by-step explanation:
1.660
we would only move the decimal point once.
1.66 * 10^0
10^0 = 1
A bus holds 40 people and a van holds 10
Answer:
when she sold 10 cards, it will cover all her cost.
Step-by-step explanation:
Profit(without charge of booth)=5x-2x
Profit=3x-30
Calculating:
3x=30
x=10