The figure at left was made by first drawing line segment AB, and then drawing JK, which is a segment of the perpendicular bisector of AB.
Which of the following statements must be true?
A
Triangles AJB and AKB are isosceles.
B
Triangle AKB is isosceles, but triangle AJB is not.
С
Triangles AJB and AKB are congruent.
D
Triangles AJK and AJB are congruent.

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()