SSLC Maths NIOS I Welcome to your SSLC Maths NIOS I Total Questions: 50 Name Mobile No: 1. Unit of perimeter is: cm m³ m² cm² None Hint 2. Radius of circle is: Half of diameter Equal to diameter Zero Double of diameter None Hint 3. The perpendicular from a point to a line forms: 45° angle 90° angle 120° angle 60° angle None Hint 4. A line segment can be copied using: Compass Protractor Divider Scale None Hint 5. Perimeter of square = a³ 4a a² 2a None Hint 6. Construction is based on: Geometry rules Measurement only Guess work Drawing only None Hint 7. Area of rectangle = l + b (l + b) l × b l² None Hint 8. Area of a figure means: Boundary length Perimeter Height only Surface inside region None Hint 9. Perimeter of semicircle = πr + 2r πr² πr 2πr None Hint 10. To construct 90° angle we draw: Parallel line Curved line Zigzag line Perpendicular line None Hint 11. Equilateral triangle has all sides: Equal None equal Unequal Two equal None Hint 12. Perpendicular bisector divides a line into: Three parts Two equal parts Unequal parts Four parts None Hint 13. Perimeter of rectangle = 2(l + b) l × b b² l² None Hint 14. 17. The angle greater than 90° is: Acute angle Obtuse angle Straight angle Right angle None Hint 15. If side of square doubles, area becomes: Half Double Four times Same None Hint 16. Circle is drawn using: Protractor Compass Scale Divider None Hint 17. Area depends on: Length only Length and breadth/height Boundary Radius only None Hint 18. If length doubles, perimeter of rectangle: Half Triple Doubles Same None Hint 19. A triangle with all unequal sides is: Isosceles Scalene Equilateral Right triangle None Hint 20. Isosceles triangle has: All sides equal Two sides equal Four sides No equal sides None Hint 21. To bisect a line segment we use: Compass Divider Scale Protractor None Hint 22. Area of rhombus = πr² a² ½ d₁d₂ l × b None Hint 23. Area of semicircle = πr ½ πr² 2πr πr² None Hint 24. To construct parallel lines we use: Compass Divider Ruler and compass Scale only None Hint 25. Area of square = 2a a³ 4a a² None Hint 26. Unit of area is: mm m cm² cm None Hint 27. Value of π (approx) = 3.14 2.14 1.34 4.13 None Hint 28. chapter 20 PERIMETERS AND AREAS OF PLANE FIGURES Area of parallelogram = l × b ½ bh b × h b + h None Hint 29. Full angle equals: 180° 360° 270° 90° None Hint 30. Perimeter measures: Height Outer boundary Area Inside region None Hint 31. Area of triangle = b + h b × h 2 × b × h ½ × b × h None Hint 32. Perimeter of a figure means: Diagonal Total boundary length Area inside Volume None Hint 33. A triangle can be constructed when ____ are known: 3 sides 2 sides and included angle 2 angles and 1 side All of these None Hint 34. Area of trapezium = l × b a × b 2(a + b) ½ (a + b)h None Hint 35. Compass is used to measure: Angle only Distance between points Area Length None Hint 36. Straight angle equals: 90° 120° 360° 180° None Hint 37. Locus of points equidistant from a fixed point is: Line Circle Square Triangle None Hint 38. The main tool used for geometric constructions is: Divider only Scale only Compass and ruler Protractor only None Hint 39. Each angle of equilateral triangle is: 90° 45° 60° 30° None Hint 40. Circumference of circle = r² πr² πd² 2πr None Hint 41. Locus of a point equidistant from two points is: Curve Circle Perpendicular bisector Straight line None Hint 42. Area of circle = r² πd πr² 2πr None Hint 43. Angle bisector divides an angle into: Four angles Three angles Unequal angles Two equal angles None Hint 44. Area is measured in: Cubic units None Square units Linear units None Hint 45. Diameter of circle = πr r r² 2r None Hint 46. Diameter of circle is: Quarter radius Radius Half radius Twice radius None Hint 47. If radius increases, area of circle: Same Increases Zero Decreases None Hint 48. Geometrical constructions must be: Rough Accurate Random Approximate None Hint 49. Perimeter of triangle = Area Sum of all sides Radius Half base × height None Hint 50. Angle of 60° is constructed using: Divider Compass Square Scale None Hint Time's up Share: admin Previous post SSLC Data Entry Nios I February 19, 2026 Next post SSLC Maths NIOS II February 19, 2026