Does the choice of the base affect the area of the triangle?

What is the rule for reflection across the y axis

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?

The sequence of transformations that can be performed on quadrilateral abcd to show that it is congruent to quadrilateral ghij is a followed by a .