Which provides the BEST description of the underlined phrase? the meanest girl in the whole school.

What is the factored form of the following expressions? d^2 – 13d + 36

Which best explains why this triangle is or is not a right triangle ?

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.