How much being would you need to be on a skateboard to go on a loop D Loop on and on a ramp

Mathematics

2 answers:

Veronika [31]2 years ago

7 0

Answer:

OOF comments maxed out XD

Step-by-step explanation:

dolphi86 [110]2 years ago

4 0

Answer:

If you know the radius of a circular track, you can use physics to calculate how fast an object needs to move in order to stay in contact with the track without falling when it reaches the top of the loop.

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The width of a rectangle is 7 meters greater than its length. If the area of the rectangle is 170 square meters, write the quadr

soldier1979 [14.2K]

Since x is the length, then x+7 has to be the width.
The area of a rectangle can be found via the formula :
A = length * width
So if we replace the area with the given number (170) and the length, and width, with what we assumed, we get..
170 = x * (x+7)
[which is.. ]
170 = x^2 +7x
0 = x^2 +7x - 170

And that is the answer.

4 0

2 years ago

Which of the following is equal to the expression listed below?

Sliva [168]

Answer:

C. 9(3+2)

Step-by-step explanation:

9*3 = 27 and 9*2 = 18 then add which gives you 45

Or do it this way

9(3+2) = 9(5) = 45

Hope this helps!

3 0