Geometry And Trigonometry Jamb Mathematics Past Questions
Question 16
A man 40 m from the foot of a tower observes the angle of elevation of the tower to be 30. Determine the height of the tower.
- A. \(\frac{40\sqrt{3}}{3}m\)
- B. 20 m
- C. 40√3 m
- D. 40 m
Question 17
Find the angle subtended at the center of a circle by a chord which is equal in length to the radius of the circle.
- A. 30°
- B. 45°
- C. 60°
- D. 90°
Question 18
A cliff on the bank of a river is 300 meter high. if the angle of depression of a point on the opposite side of the river is 60º, find the width of the river?
- A. 100m
- B. 75√3 m
- C. 100√3m
- D. 200√3m
Question 19
From the cyclic quadrilateral TUVW above, find the value of x
- A. 26°
- B. 24°
- C. 20°
- D. 23°
Question 20
An arc subtends an angle of 50o at the center of circle of radius 6cm. Calculate the area of the sector formed
- A. 100/7
- B. 80/7
- C. 110/7
- D. 90/7
