43
The sum of the interior angles of a pentagon is 6x + 6y. Find y in the terms of x
- A. y = 90 - x
- B. y = 150 - x
- C. y = 60 - x
- D. y = 120 -x
44
Find the value of α2 + β2 if α + β = 2 and the distance between points (1, α) and (β, 1)is 3 units
- A. 14
- B. 3
- C. 5
- D. 11
45
An arc of a circle of length 22 cm subtends an angle of 3x° at the center of the circle. Find the value of x if the diameter of the circle is 14 cm
- A. 60o
- B. 120o
- C. 180o
- D. 30o