In isosceles triangle DAC, AD is congruent to AC. Kiran knows that the base angles of an

isosceles triangle are congruent. What additional

information does Kiran need to know in order to

show that AB is a perpendicular bisector of

segment CD?

choose all 4 correct answers

Which statement best describes the expression 4y ÷ 9? (1 point) 9 divided by 4 times y 9 times y divided by 4 4 times y divided by 9 4 divided by 9 times y

Find the slope of the line y =8/9x + 1.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m