The tangent from a point T touches a circle at R. If the radius of the circle is 2.8cm, and T is 5.3cm from the centre, calculate |TR|.

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00

Find the distance between the point (-3,-4), and (see the picture below)