# Grade 12 Mathematics 2018 Paper 2

## Question 10

10.1 Prove that: 10.2 Hence, or otherwise, prove that: [16] TOTAL: 150

## Question 8

PON is a diameter of the circle centred at O. TM is a tangent to the circle at M, a point on the circle. R is another point on the circle such that OR Il PM. NR and MN are drawn. Let ill = 66 0PON is a diameter of the circle centred at O. … Read more

## Question 5

[23]

## Question 4

In the diagram the equation of the circle with centre F is (x – 3)2 + (y – 1)2 = r2 .S(6 ; 5) is a point on the circle with centre F. Another circle with centre G(m ; n) in the 4th quadrant touches the circle with centre F, at H such that FH … Read more

## Question 2

A familiar question among professional tennis players is whether the speed of a tennis serve (in km/h) depends on the height of a player (in metres). The heights of 21 tennis players and the average speed of their serves were recorded during a tournament. The data is represented in the scatter plot below. The least … Read more