Quotient means to Divide so we are gonna divide y and 7.
The Answer is Y/7.
No. When you plug in x and y you get 2=3
An equilateral triangle is a triangle where all sides are of equal lengths. So, the angles are of equal values as well which is 60. We use the angle and the height of the triangle to determine the side length. We do as follows:
tan (60) = 15 / base/2
base = 10√3 = side length