ANALYTICAL GEOMETRY Question 3 A trapezium with vertic…

ANALYTICAL GEOMETRY Question 3 A trapezium with vertices P (1; 2), Q (2; –3), R (0; –5) and S (–4; p) is shown in the sketch below.  In addition, QR // PS. Right click to open diagram in a new “tab”.   3.1 Show that p = –3. (4) 3.2 Calculate PS : QR in the simplest form.  (5) 3.3 T (x; y) on PS is such that PTRQ is a parallelogram. Determine the co-ordinates of T.  (5)   TOTAL

ANALYTICAL GEOMETRY Question 4     4.1 ΔPQR with…

ANALYTICAL GEOMETRY Question 4     4.1 ΔPQR with vertices P(–9; 9), Q(9; 12) and R(3; –9) is shown in the sketch. The straight–line ST is parallel to QR and passes through the origin. M is a point on the line ST with coordinates (a ; 7). PK̂L = α. The angle of inclination of the straight line QR is β. PR̂Q = θ.     Right click to open diagram in a new “tab”.     4.1.1 Calculate the gradient of the line QR. (3) 4.1.2 Determine the equation of line ST in the form . (2) 4.1.3 Calculate the length of line PM in simplified surd form. (4) 4.1.4 Calculate the value of angle θ. (4)    4.2 The rhombus, PQRS, has vertices P (–3; 9), Q(8; 6), R(1; a) and S. The diagonals of the rhombus intersect at point T with coordinates (b; c). PT has length .      Right click to open diagram in a new “tab”.     4.2.1 Calculate the perimeter of the rhombus. (2) 4.2.2 Determine the length of QT. (3) 4.2.3 Determine the equation of the straight line PR. (3) 4.2.4 Determine the coordinates (b; c) of point T (6) 4.2.5 Determine, showing ALL your calculations, whether rhombus ABCD is a square or not. (5)   TOTAL

IMPORTANT EXAM COMPLETION INFORMATION 1. AFTER THE TIME OF T…

IMPORTANT EXAM COMPLETION INFORMATION 1. AFTER THE TIME OF THE THIS EXAM RUNS OUT, CLICK ON THE “SUBMIT” BUTTON. THIS WILL CLOSE THE EXAM. 2. THEN CLICK “NEXT”. THIS BUTTON CAN BE FOUND ON THE RIGHT HAND SIDE AT THE BOTTOM OF THE PAGE. 3. AN ASSIGNMENT NAMED “SBA 005a UPLOAD” WILL BE OPENED. THIS WILL BE OPEN FOR 30 MINUTES TO ALLOW YOU TO UPLOAD YOUR ANSWER SHEET.

TRIGONOMETRY Question 8 8.1    A container ABCDEFGH…

TRIGONOMETRY Question 8 8.1    A container ABCDEFGH has dimensions: length = 10m; breadth = 5m and depth = 6m as shown in the sketch below. Right click to open diagram in a new “tab”.   8.1.1 Determine the length of the diagonal AG. (4) 8.1.2 Hence, or otherwise, determine the size of angle θ = CÂG. (2) 8.2   Oblique pyramid, ABCDH, with square base of side 200 m, is shown below.  E is the midpoint of AD and F is a point on AB, 50 m from BC. The perpendicular height of the pyramid is 7 m. The apex of the pyramid is 100 m from side AB and 50 m from side BC. Right click to open diagram in a new “tab”. 8.2.1   Determine the volume of the pyramid given the formula: