Rochelle builds chairs for fun. Before she can sell them, the chair must measure 80 cm in height, with no more than 2.5 cm error. (CAN SOMEONE PLEASE ANSWER ASAP) a. Write absolute value inequality that represents the accepted heights of the chair.

b. Solve the inequality above.

c. State a height that would be acceptable for selling the chair. 78

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Yvaries directly as x. y =90 when x=6. find y when x=13

Apolygon is shown on the graph: a polygon is shown on the coordinate plane. vertices are located at 3 comma 5, 1 comma 3, 1 comma 1, 2 comma 0, 4 comma 0, 5 comma 1, and 5 comma 3. what effect will a translation 3 units down and 2 units left have on the polygon? be sure to address how it could impact the angles, side lengths, and congruency between the original pre-image and the image. xd i need