P(4,8) is a point on a circle, centre o. The tangent at p intersects the axes at points a and b.

Show that the gradient of the tangent is -1/2

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o

What is the interquartile range (iqr) of the data set represented by this box plot?