## Question 50

From the diagram which of the following is true?

waecmaths question:

From the diagram which of the following is true?

waecmaths question:

An object is 6m from the base of a mast. If the angle of depression of the object from the top of the mast is 50^{o}, find, correct to 2 decimal places, the height of the mast

waecmaths question:

In the diagram $\overline{MN}$is a chord of a circle *KMN* centre *O* and radius 10cm. If $\angle MON={{140}^{\circ }}$, find, correct to the nearest *cm*, the length of the chord *MN*

waecmaths question:

Halima is *n* years old. Her brother’s age is 5 years more half of her age. How old is her brother?

waecmaths question:

The ratio of the exterior angle to the interior angle of a regular polygon 1:11. How many sides has the polygon?

waecmaths question:

Find the next three terms of the sequence: 0, 1, 2, 3, 5, 8, ….

waecmaths question:

The relation $y={{x}^{2}}+2x+k$passes through (2,0). Find the value of k

waecmaths question:

A bag contains 5 red and 4 blue identical balls. If two balls are selected at random from the bag, one after the other, with replacement, find the probability that the is red and the second blue

waecmaths question:

In the diagram, O is the centre of the circle $\angle QPS={{100}^{\circ }},\text{ }\angle PSQ={{60}^{\circ }}\text{ and }\angle QSR={{80}^{\circ }}$ Calculate $\angle SQR$