Natilie invested $200 in a savings account that earned 4% simple interest each year. She invested for two years without adding or taking money from her account.

A. How much INTEREST has she made? (I=PRT or Interest = Principal x Rate x Time

B. How much money does she have in total? Show work for both.

What is the missing step in this proof ?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth