Solve: 9x2 - 30x + 20 = 0

Mathematics

1 answer:

Trava [24]2 years ago

4 0

Actually I don't know the answer but what I thing is none of the above.

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Vince is trying to fit two boxes into the trunk of his car. One box is 1/2 of a foot tall and the other is 2 4/5 feet tall. Stac

Nitella [24]

Answer:

3 3/10

Step-by-step explanation:

In order to do this, you need to find the least common multiple. When you do that, you get 5/10 and 2 8/10. Next, what you what to do is turn 2 and 8/10 to an improper fraction, and when you do that you get 28/10. Add 28/10 and 5/10 to get 33/10. Simplify 33/10, and the correct answer is 3 3/10.

4 0

2 years ago

Read 2 more answers

If r=10 and s=31, find R. Round to the nearest tenth.

mars1129 [50]

Answer:

C. R = 17.9 degrees

Step-by-step explanation:

We have a rectangle triangle with the adjacent side and the opposite side (neither of which are the hypotenuse).

The relation between those elements is the tangent:

$tan(angle) = \frac{Opposite side}{Adjacent side}$