If 2x³ - 3x² - 3x + 2 = (2x - 1)(x² + ax + b)

(a) using Remainder and Factor theorem, find the value of ‘a’ and ‘b’.

(b) hence, factorise the polynomial 2x³ - 3x² - 3x + 2 completely.

Using the given graph, answer the following:

(a) Write down the coordinates of the points A, B, C, and E.

(b) Name and write down the coordinates of the image of B under reflection in x-axis.

(c) Name and write the coordinates of the image of D under reflection through the origin.

(d) Which point is the image of A under reflection on the line BH? Write its coordinates.

(e) Name the closed figure ABCDEFGH.

A right circular cone of radius 20 cm has its volume 8800 cm³. Find its:

(a) height

(b) curved surface area.

Give your answer to the nearest whole number.

Construct a regular hexagon of side 4.5 cm. Hence, construct a circle circumscribing the regular hexagon. Use ruler and compass for the construction. Measure and write down the radius of the circle.