At the city museum , child admission is $ 5.70 and adult admission is $ 9.50 . On Saturday , four times as many adult tickets as child tickets were sold , for a total sales of $ 1616.90 . How many child tickets were sold that day ?​

Find the value of ax 4 ; a = 2, x = 1. select one: a. 2 b. 4 c. 1 d. 8

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.

Which diagram shows lines that must be parallel lines cut by transversal?