SS3 Third Term Mathematics Past Questions And Answers
SS3 Third Term Mathematics Past Questions And Answers
Here they are;
Question 18:
If the interior angles of a polygon add up to 1440^\circ1440
∘
, how many sides does the polygon have?
A) 8
B) 10
C) 12
D) 15
Answer: B) 10
Question 19:
Simplify \sqrt{27} – \sqrt{12}
27
−
12
.
A) 3\sqrt{3} – 2\sqrt{3}3
3
−2
3
B) 3\sqrt{2} – 2\sqrt{3}3
2
−2
3
C) 3\sqrt{3} – 2\sqrt{2}3
3
−2
2
D) 3\sqrt{2} – 2\sqrt{2}3
2
−2
2
Answer: A) 3\sqrt{3} – 2\sqrt{3}3
3
−2
3
Question 20:
The sum of the first 10 terms of an arithmetic sequence is 80, and the common difference is 3. Find the first term.
A) 5
B) 7
C) 10
D) 15
Answer: A) 5
Question 21:
If f(x) = 2x^2 – 3x + 1f(x)=2x
2
−3x+1, what is the value of f(4)f(4)?
A) 21
B) 25
C) 29
D) 33
Answer: C) 29
Question 22:
Solve for xx in the inequality 2x – 5 > 3x + 12x−5>3x+1.
A) x < -6x<−6
B) x > 6x>6
C) x < -4x<−4
D) x > 4x>4
Answer: A) x < -6x<−6
Question 23:
The perimeter of a right-angled triangle is 30 cm. If the legs are xx and 2x – 32x−3, find the value of xx.
A) 5
B) 6
C) 8
D) 10
Answer: B) 6
Question 24:
If 3^a = 273
a
=27, what is the value of aa?
A) 2
B) 3
C) 4
D) 5
Answer: B) 3
Question 25:
Find the area of a circle with a radius of 6 cm.
A) 36\pi36π cm^2
2
B) 72\pi72π cm^2
2
C) 18\pi18π cm^2
2
D) 12\pi12π cm^2
2
- Answer: A) 36\pi36π cm^2