Geometry Practice Questions for SSC CGL: Quantitative Aptitude is one of the most challenging sections in the SSC CGL exam. Out of the 25 questions asked in this section, around 4–5 are usually from Geometry. To help candidates strengthen their preparation, we’ve provided a set of Geometry practice questions specially designed for SSC CGL 2025. In this blog, you’ll find a free downloadable PDF of Geometry Practice Questions along with important details to help you understand the types of questions asked in the exam and improve your accuracy.
Common Mistakes Made by Students in SSC CGL Geometry Questions
Every year, many SSC CGL aspirants lose marks in Geometry due to small but repeated mistakes. Here’s a simple list of common errors students should avoid while preparing and attempting the Geometry section:
- Not revising basic theorems and properties related to circles, triangles, and quadrilaterals
- Misreading the given diagrams or assuming visuals are drawn to scale
- Forgetting key circle rules like “angle in a semicircle is 90°” or “angle at the center is double the angle at the circumference”
- Using formulas without checking if the shape or condition fits (e.g. using Pythagoras on non-right triangles)
- Spending too much time on tough Geometry questions and missing out on easier ones
- Avoiding regular practice of diagram-based Geometry questions
- Giving more attention to Arithmetic and Algebra, ignoring Geometry altogether
- Missing important keywords in questions like minor arc, cyclic, tangent, or diameter.
Download Geometry Formulas Ebook for SSC Exams
Geometry Tips and Tricks for SSC CGL – Things to Keep in Mind
To score well in the Geometry section of SSC CGL, smart preparation and a strong grasp of basics are essential. Here are some easy tips that help many aspirants perform better:
- Always draw the diagram yourself
Sketching the figure helps you understand angles, chords, and intersections more clearly. - Revise standard theorems regularly
Important theorems like angle in a semicircle is 90 degrees or angles in the same segment are equal are often repeated in exams. - Focus more on circles and triangles
Most SSC Geometry questions come from these two topics. Strengthen your concepts here first. - Label properly while solving
Mark all points and angles clearly in your diagram to avoid mistakes and confusion. - Practice questions without diagrams too
Sometimes questions are only in text. Build the habit of creating diagrams based on the question. - Use elimination if you’re unsure
When stuck, try removing obviously wrong options using rules and logic. - Don’t trust diagrams blindly
SSC diagrams may not be accurate. Always rely on geometry rules, not the look of the figure. - Manage your time wisely
Don’t get stuck on one tricky Geometry question. Move on and come back later if needed.
Geometry Practice Questions for SSC CGL 2025
Practicing high-quality questions can improve your accuracy and speed in the actual exam. Below are exam-level Geometry questions curated for SSC CGL 2025 preparation.
Q1. In a triangle ABC, ∠B = 90° and AB = AC. What is the measure of ∠C?
A) 30°
B) 45°
C) 60°
D) 90°
Correct Answer: B
Q2. In a circle, two chords AB and CD intersect at point E inside the circle. If AE = 4 cm, EB = 6 cm, and CE = 3 cm, then what is the length of ED?
A) 6 cm
B) 8 cm
C) 10 cm
D) 12 cm
Correct Answer: B
Q3. In a triangle, if all three angles are equal, then what is the measure of each angle?
A) 90°
B) 60°
C) 45°
D) 30°
Correct Answer: B
Q4. The diagonals of a rhombus are 24 cm and 10 cm. What is the length of its side?
A) 12 cm
B) 13 cm
C) 15 cm
D) 18 cm
Correct Answer: C
Q5. In a cyclic quadrilateral, if one of the angles is 80°, what is the measure of the opposite angle?
A) 80°
B) 90°
C) 100°
D) 120°
Correct Answer: C
Q6. In a triangle, the sum of two interior angles is 110°. What is the measure of the third angle?
A) 60°
B) 50°
C) 70°
D) 80°
Correct Answer: B
Q7. In a circle, angle subtended by a diameter on the circle is:
A) 60°
B) 90°
C) 120°
D) 180°
Correct Answer: B
Q8. In a square, what is the angle between two diagonals?
A) 45°
B) 60°
C) 90°
D) 120°
Correct Answer: C
Q9. If one of the interior angles of a regular polygon is 150°, how many sides does it have?
A) 10
B) 12
C) 15
D) 18
Correct Answer: B
Q10. The sum of interior angles of a hexagon is:
A) 540°
B) 720°
C) 900°
D) 1080°
Correct Answer: D
Q11. If the base of an isosceles triangle is 10 cm and the equal sides are 13 cm, what is the height from the apex to the base?
A) 10 cm
B) 12 cm
C) 14 cm
D) 15 cm
Correct Answer: B
Q12. What is the area of an equilateral triangle with side 12 cm?
A) 72√3 cm²
B) 36√3 cm²
C) 48√3 cm²
D) 24√3 cm²
Correct Answer: B
Q13. The external angle of a regular polygon is 30°. How many sides does it have?
A) 10
B) 12
C) 15
D) 18
Correct Answer: C
Q14. In a circle with radius 7 cm, what is the length of a chord that is 4 cm away from the center?
A) 12 cm
B) 14 cm
C) 10 cm
D) 13 cm
Correct Answer: B
Q15. What is the number of diagonals in a hexagon?
A) 6
B) 9
C) 12
D) 15
Correct Answer: D
Q16. The number of degrees in the sum of the interior angles of a decagon is:
A) 1440°
B) 1620°
C) 1800°
D) 1980°
Correct Answer: C
Q17. In triangle ABC, AB = AC and ∠B = 50°, what is ∠C?
A) 50°
B) 60°
C) 65°
D) 80°
Correct Answer: A
Q18. A circle has a chord of length 24 cm that is 5 cm away from the center. What is the radius of the circle?
A) 12 cm
B) 13 cm
C) 14 cm
D) 15 cm
Correct Answer: B
Q19. In a right-angled triangle, if one acute angle is 40°, what is the other acute angle?
A) 50°
B) 60°
C) 70°
D) 80°
Correct Answer: A
Q20. A triangle has sides 7 cm, 24 cm, and 25 cm. What type of triangle is it?
A) Acute
B) Right-angled
C) Obtuse
D) Isosceles
Correct Answer: B
Q21. In a parallelogram, opposite angles are:
A) Equal
B) Unequal
C) 90°
D) Supplementary
Correct Answer: A
Q22. If one angle of a parallelogram is 60°, then the adjacent angle is:
A) 90°
B) 100°
C) 120°
D) 150°
Correct Answer: C
Q23. How many lines of symmetry does a regular hexagon have?
A) 3
B) 6
C) 4
D) 8
Correct Answer: B
Q24. If the radius of a semicircle is 7 cm, what is its area?
A) 77 cm²
B) 154 cm²
C) 38.5 cm²
D) 49 cm²
Correct Answer: C
Q25. A quadrilateral with all sides equal and diagonals unequal is:
A) Square
B) Rectangle
C) Rhombus
D) Kite
Correct Answer: C
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Geometry Practice Questions for SSC CGL 2025
Ans. On average, 4 to 5 Geometry questions are asked in the Quantitative Aptitude section of SSC CGL Tier 1.
Ans. The most important Geometry topics include Triangles, Circles, Quadrilaterals (especially Rhombus and Parallelogram), Polygons, and Lines of Symmetry.
Ans. Yes, Tier 2 (Quant section) also includes Geometry questions, though in slightly more application-based formats compared to Tier 1.
Ans. Yes, concepts and even exact questions often repeat in SSC exams. Practicing previous year questions is highly recommended.
Ans. No, SSC diagrams are often not drawn to scale. Never trust the look of a figure always follow geometric rules.
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