Claire is making a new cushion covers for a chair. There are three sizes of cushions of the chair. what is the surface area of the arm rest cushion?

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq

Find the slope of the line passing through a pair of points

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?