The correct answer for the question that is being presented above is this one: "18.12." The image of this triangle is an isosceles triangle<span> with the base being 33m (from angle A to angle A') and the right leg is 7.5 m long (BC) the span or width of the triangle is divided by 6 vertical lines with equal distances from eachother. so we need to find the length of the left leg AB.</span>
