Solution: A point is an exact position or location on a plane surface. It is usually represented by a dot.

Solution: A line segment is a part of a line that is bounded by two distinct endpoints.

Solution: A ray is a line that starts at one point and extends infinitely in one direction.

Solution: A line has no endpoints; it extends infinitely in both directions.

Solution: An angle is formed when two rays meet at a common endpoint called the vertex.

Solution: A pentagon has 5 diagonals.

Solution: The sum of the interior angles of a triangle is 180 degrees.

Solution: The area of a rectangle is calculated as length × width, which gives 40 square cm.

Solution: The perimeter of a square is 24 cm (4 × side length).

Solution: The circumference is 44 cm (2pr = 2 × 22/7 × 7).

Solution: The area is 30 square cm (1/2 × base × height).

Solution: A straight angle is 180 degrees.

Solution: A hexagon has 6 sides.

Solution: A trapezium (or trapezoid) has only one pair of parallel sides.

Solution: The volume is 64 cubic cm (side³ = 4³).

Solution: A circle is a collection of all points in a plane that are equidistant from a fixed point called the center.

Solution: The radius is the distance from the center of the circle to any point on the circle.

Solution: A chord is a line segment joining two points on a circle.

Solution: A quadrilateral is a polygon with four sides and four angles.

Solution: An equilateral triangle is a triangle in which all three sides are of equal length and all three angles are 60 degrees each.

Solution: The perpendicular bisector of a line segment is a line that divides the segment into two equal parts at 90 degrees.

Solution: The vertex is the point where two rays meet to form an angle.

Solution: A square has 2 diagonals.

Solution: The sum of all interior angles of a quadrilateral is 360 degrees.

Solution: A cube has 6 faces.

Solution: A rhombus is a quadrilateral where all sides have equal length, and opposite angles are equal.

Solution: A tangent is a line that touches a circle at exactly one point.

Solution: A rectangular prism has 12 edges.

Solution: A polygon is a closed figure with three or more straight sides.

Solution: Adjacent angles are two angles that share a common vertex and a common side but do not overlap.

Solution: The centroid is the point where the three medians of a triangle intersect.

Solution: A parallelogram is a quadrilateral in which both pairs of opposite sides are parallel and equal in length.

Solution: A complete revolution is 360 degrees.

Solution: The perimeter of a rectangle is 2 × (length + width).

Solution: Two angles are complementary if their sum is 90 degrees.

Solution: A parallelogram with all sides equal is called a rhombus.

Solution: A cylinder has 3 faces – two circular faces and one curved face.

Solution: A trapezium (trapezoid) is a quadrilateral with only one pair of parallel sides.

Solution: Vertically opposite angles are the angles formed opposite each other when two lines intersect. They are equal.

Solution: A hexagon has 9 diagonals.

Solution: The area of a parallelogram is base × height.

Solution: Two angles are supplementary if their sum is 180 degrees.

Solution: A polygon is equilateral if all its sides are of equal length.

Solution: A right angle is 90 degrees.

Solution: The perimeter of a square is 4 × side length.

Solution: The diameter is twice the radius of a circle (Diameter = 2 × Radius).

Solution: A regular polygon is a polygon where all sides and all angles are equal.

Solution: A cube has 8 vertices.

Solution: The circumcenter is the point where the perpendicular bisectors of a triangle meet.

Solution: Intersecting lines are lines that meet at a single point.

Solution: The circumference is the distance around a circle, calculated as 2pr (where r is the radius).

Solution: The area of a circle is given by the formula pr² (where r is the radius).

Solution: Symmetry is a property where one half of an object is a mirror image of the other half.

Solution: Two angles are complementary if their sum is 90 degrees.

Solution: Two angles are supplementary if their sum is 180 degrees.

Solution: A cube has 8 vertices.

Solution: A scalene triangle is a triangle in which all three sides have different lengths.

Solution: The area of a triangle is calculated as (1/2) × base × height.

Solution: A regular polygon is a polygon where all sides and all angles are equal.

Solution: A cube has 6 faces.

Solution: A right-angled triangle is a triangle that has one angle measuring 90 degrees.

Solution: The distance formula between two points (x1, y1) and (x2, y2) is v[(x2 – x1)² + (y2 – y1)²].

Solution: The area of a parallelogram is base × height.

Solution: The volume of a cube is side³.

Solution: A trapezoid is a four-sided figure with at least one pair of parallel sides.

Solution: A chord is a line segment whose endpoints lie on the circle.

Solution: A cube has 12 edges.

Solution: The area of a rhombus is (1/2) × d1 × d2 (where d1 and d2 are the lengths of the diagonals).

Solution: A concave polygon is a polygon that has at least one interior angle greater than 180 degrees.

Solution: The perimeter of a triangle is the sum of the lengths of its three sides.

Solution: The midpoint can be found by averaging the x-coordinates and y-coordinates of the endpoints.

Solution: A polygon is a closed figure formed by three or more line segments.

Solution: The angle of elevation is the angle formed by the horizontal line and the line of sight to an object above the horizontal.

Solution: The angle of depression is the angle formed by the horizontal line and the line of sight to an object below the horizontal.

Solution: Triangles can be classified as equilateral, isosceles, or scalene based on the lengths of their sides.

Solution: Triangles can be classified as acute, right, or obtuse based on their angles.

Solution: The sum of the interior angles of a triangle is 180 degrees.

Solution: A circular sector is the area enclosed by two radii of a circle and the arc between them.

Solution: A rectangle has 2 lines of symmetry.

Solution: A right prism is a solid with two identical faces (bases) and rectangular sides connecting them.

Solution: In a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.

Solution: The diameter is twice the radius (Diameter = 2 × Radius).

Solution: A regular hexagon is a six-sided polygon with all sides and angles equal.

Solution: A rectangle has opposite sides equal and all angles equal to 90 degrees.

Solution: A 3D shape is an object that has three dimensions: length, width, and height.

Solution: A square has 4 lines of symmetry.

Solution: The lateral surface area is the sum of the areas of the sides of a solid, excluding the bases.

Solution: A segment of a circle is the area enclosed by a chord and the arc between the endpoints of the chord.

Solution: A quadrilateral is a polygon with four sides and four angles.

Solution: A quadrilateral has 2 diagonals.

Solution: A bisector is a line that divides an angle or a segment into two equal parts.

Solution: A solid figure is a three-dimensional object that has length, width, and height.

Solution: A rectangular prism has 12 edges.

Solution: A face of a solid is a flat surface that forms part of the boundary of the solid.

Solution: A hexagon has 6 angles.

Solution: A line of symmetry is a line that divides a figure into two identical parts.

Solution: An inscribed angle is formed by two chords in a circle which have a common endpoint.

Solution: Surface area is the total area of the surface of a three-dimensional object.

Solution: The radius is the distance from the center of the circle to any point on its circumference.

Solution: A cone is a three-dimensional geometric shape that tapers smoothly from a flat base to a point called the apex.

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