Mental MathsRaman AyanMar 14, 20231 min readFill in the blanks.1. The diameter of a circle of radius 2 cm isanswer4 cm2. The lines meet each other at a point.answerinteraction point3. The radius of a circle with a diameter 6 cm isanswer3 cm4. A. has two dimensions.5. A is a plane round figure. 6. The end points of a chord lie on thevertices in a cuboid.7. There are 8. There are9. The front view of a cone is aright triangles in a tangram.lines of symmetry in a square.10. There are11. The shape haslines of symmetry.Select the correct option for each question. 12. Which of the following is not a part of a line?(a) Line segment (b) Point(c) Plane13. Which of the following is not a part of a circle?(a) Chord(b) Radius(c) Diameter14. Which of the following cannot be used to draw a circle?(a) Bottle cap (b) Spoon(c) Plate