Answer:
PK represents a radius. Radius only goes half way of the circle.
<span>
<u><em>Answer:</em></u>18
<u><em>Explanation:</em></u>To round a number to the nearest whole number, we would check the fraction part:
If the fraction is <u>less than</u> 0.5, then we would simply ignore the fraction
If the fraction is <u>equal to or more than </u>0.5, then we would add 1 to the whole number and eliminate the fraction.
<u>In the given , we have:</u></span>

<span>.
The fraction part is </span>

<span> which is greater than 0.5
This means that we would add one to the whole number (round it up) and eliminate the fraction.
Therefore, the answer would be 18.
Hope this helps :)</span>
Exact Form:
35/12
Decimal Form:
2.916
Mixed Number Form:
2 11/12
Step 
<u>Find the length of the side MN</u>
we know that
Applying the Pythagorean Theorem

Solve for MN

in this problem

Substitute in the formula above



Step 
<u>Find the value of cos (M)</u>
we know that
in the right triangle MNL


Substitute



therefore
The answer is
The value of cos(M) is equal to 
The answer is (-43/2,-35) you welcome :)