Does anyone know how many ways you can make 16 and 19 on a grid

1 answer:

8 0

You can look for the number 16 on the x-axis. (bottom line) and put a finger there. Then, look for 19 on the y -axis (left line) and put a finger there. Trace your left finger to the right and your right hand up until they meet. That is (16,19)

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Help please solve for x.

Sedbober [7]

Answer:

$x=\frac{60}{7}\ units$ or $x=8\frac{4}{7}\ units$

Step-by-step explanation:

<u><em>The correct question is</em></u>

The two rectangles show are similar. Find the value of x

we know that

If two figures are similar, then the ratio of its corresponding sides is proportional and its corresponding angles are congruent

In this problem

$\frac{20}{14}=\frac{x}{6}$

solve for x

$x=\frac{20}{14}(6)$

$x=\frac{120}{14}\ units$

simplify

$x=\frac{60}{7}\ units$

convert to mixed number

$x=\frac{60}{7}\ units=\frac{56}{7}+\frac{4}{7}=8\frac{4}{7}\ units$

4 0

3 years ago

How is twelve divided by fifteen equal to eight.

alexira [117]

It isn't at all!

When dividing numbers, the easiest way is to imagine the values as a fraction, and then reduce that fraction. If it reduces to a core fraction (ones that you should know their decimal value without thinking), then you have your answer.

$\frac{12}{15} = \frac{4}{5} = 0.8$

We simplified our fraction by dividing the numerator and denominator by 4, which left us with $\frac{4}{5}$ , which we know is equal to 0.8.

You may be confused thinking that 0.8 is the same as 8. 0.8 is actually a tenth of the value of 8. This makes them very different values.

Below, I have also included a picture to help you memorize your common/core fractions. I recommend learning these as they will help you get through all sorts of math, from Geometry to Calculus!