In the diagram WXYZ is a rectangle with dimension 8 cm by 6 cm. P, Q,  R and S are the midpoints of the sides of the rectangle as shown.

.What type of quadrilateral is the shaded region?

The table shows the distribution of goal scored by 25 teams in a football competition.

The table shows the distribution of goal scored by 25 teams in a football competition.

Find the median of 2, 1, 0, 3, 1, 1, 4, 0, 1 and 2

The mean of 1, 3, 5, 7 and x is 4. Find the value of x

Given that Y is 20m on a bearing of 300^o from X, how far south of Y is X?

If $\tan x=\tfrac{4}{3}$, $0{}^\circ <x<90{}^\circ $, find the value of $\sin x-\cos x$ 

The angle of elevation of the top of a tree from a point 27m away and on the same horizontal ground as the foot on the tree is 30^o. Find the height of the tree.

The equation of the line through the (4, 2) and (–8, –2)  is  3y = px + q, where p and q are constants. Find the value of p

If M and N are the points (–3, 8) and (5, –7) respectively, find MN