Mathematics Past Questions and Answers

In the diagram < QPT = < PTS = 90^O, < PQR = 110^{[/sup] and < TSR = 20[sup]o}. Find the size of the obtuse angle QRS

In the diagram, PQR is a straight line, (m + n) = 120^o and (n + r) = 100^o. Find (m + r)

In the diagram, ST is parallel to UW, < WVT = x^o, < VUT = y^o, < RSV = 45^o and < VTU = 20^o. Find the value of x

In the diagram, ST is parallel to UW, < WVT = x^o, < VUT = y^o, < RSV = 45^o and < VTU = 20^o. Calculate the value of y

The graph given is for the relation y = 2x² + x - 1.What are the coordinates of the point S?