Trending Questions |
Waec Mathematics Past QuestionsQuestion 106:Using a ruler and a pair of compasses only, construct a triangle ABC, given that |AB| = 8.4cm, |BC| = 6.5cm and < ABC = 30°. Construct the locus: (a) (b) Question 107:(a) If (b) The angle of depression of a point P on the ground, from the top T of a building is 23.6°. If the distance of P from the foot of the building is 50m, calculate the height of the building, correct to the nearest metre. Question 108:(a) In the diagram, O is the centre of the circle radius 3.2cm. If < PRQ = 42°, calculate, correct to two decimal places, the area of the: (i) minor sector POQ ; (ii) shaded part. (b) If the sector POQ in (a) is used to form the curved surface of a cone with vertex O, calculate the base radius of the cone, correct to one decimal place. Question 109:When a stone is thrown vertically upwards, its distance d metres after t seconds is given by the formula (a) Using your graph, (i) how long does it take to reach a height of 70 metres? (ii) determine the height of the stone after 5 seconds. (iii) after how many seconds does it reach its maximum height. (b) Determine the slope of the graph when t = 4 seconds. Question 110:(a) (i) Prove that the angle which an arc of a circle subtends at the centre is twice that which it subtends at any point on the remaining part of the circumference. (ii) In the diagram above, O is the centre of the circle and PT is a diameter. If < PTQ = 22° and < TOR = 98°, calculate < QRS. (b) ABCD is a cyclic quadrilateral and the diagonals AC and BD intersect at H. If < DAC = 41° and < AHB = 70°, calculate < ABC. |
|
| ||||||
Disclaimer All Views, Names, Acronyms, Trademarks, Expressed on this website are those of their respective owners. Please note that www.schoolngr.com is not affiliated with any of the institutions featured in this website. It is always recommended to visit an institutions or sources official website for more information. In the same vein, all comments placed here do not represent the opinion of schoolngr.com SCHOOLNGR - © 2020 - 2025 - Tayo Hammed | Terms Of Service | Copyright | Privacy Policy |