What percentage of the students scored at most 5 marks?
Factorize completely: \(x^2 - (y + z)^2\)
An equilateral triangle has a side 2 cm. Calculate the height of the triangle.
Mrs Kebeh stands at a distance of 110 m away from a building of vertical height 58 m. If Kebeh is 2 m tall, find the angle of elevation of the top of the building from her eye.
