It is 9 because you have a 30,60,90 triangle, and then you can use pythagorean theorem.
Step-by-step explanation:
Divide the denominator by the numerator to find the percentage
<span>The mid-point or the number that divides a series of values into two groups of equal numbers of values is referred to as the median. To get the median value, first sort the numbers from highest to lowest or lowest to highest and then pick the middle number. However, for even numbered sets of numbers, take the average of the two middle numbers and the resulting number is the median. </span>
X = 30 and <TVX is 80 degrees
