Express 50 300 000 in standard form.

In Diagram 1, PQRSTU is a regular hexagon.

RPW and RUV are straight lines.

Find the value of x.

In Diagram 2, PQRST is a regular pentagon.

QPU, UVW, RSW and STV are straight lines.

Find the value of x - y.

In Diagram 3, PQ is a tangent to the circle at Q.

Find the value of x.

In Diagram 4, PQRSTU is a regular hexagon with centre O.

The image of ΔSOT under 120⁰ anticlockwise rotation about O is

Diagram 5 shows triangle PQR drawn on a square grid.

P' is the image of P under an enlargement with a scale factor of 2.

Which of the points A, B, C or D, is the image of R under the same enlargment?

In Diagram 6, PQRS is a rectangle and SM = MR.

Find the value of cos y.

Diagram 8 shows a pyramid with rectangle PQRS as its horizontal base.

Given that vertical edge VS = 5 cm, calculate the angle between the edge VQ and the base PQRS.