Answer: 12:30
Step-by-step explanation: Trust me. I got 100.
Answer:
C
Step-by-step explanation:
Note that <em>x</em> is opposite to the given angle and we are also given the hypotenuse.
Since we have an angle and the side opposite to it and the hypotenuse, we can use the sine ratio. Recall that:

The opposite side is <em>x</em>, the hypotenuse is 15, and the angle is 53. Substitute:

Solve for <em>x: </em>
<em />
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Use a calculator (make sure you're in Degrees Mode!). Hence:

Our answer is C.
Answer:
17
Step-by-step explanation:
D = 8.5 miles/h x 2h
= 17 miles
The given equations are:
5x - 2y = 88
3x + 4y = 58
Multiplying the 1st equation by 2, we get the new set of equations as:
10x - 4y = 176
3x + 4y = 58
Adding the two equations, we get:
10x - 4y + 3x + 4y = 176 + 58
13x =234
x = 18
Using the value of x in 1st equation, we get:
5(18) - 2y = 88
- 2y = 88 -5(18)
-2y = -2
y = 1
So, the solution of the equation is (18, 1)
I believe that the answer would be 45