**ACTIVITES (TERM-I)**

**(Any Eight)**

Activity1: To find the HCF of two Numbers Experimentally Based on Euclid Division Lemma

Activity2: To Draw the Graph of a Quadratic Polynomial and observe:

i. The shape of the curve when the coefficient of x2 is positive

ii. The shape of the curve when the coefficient of x2 is negative

iii. Its number is zero

Activity3: To obtain the zero of a liner Polynomial Geometrically

Activity4: To obtain the condition for consistency of system of liner Equations in two variables

Activity5: To Draw a System of Similar Squares, Using two intersecting Strips with nails

Activity6: To Draw a System of similar Triangles Using Y shaped Strips with nails

Activity7: To verify Basic proportionality theorem using parallel line board

Activity8: To verify the theorem: Ratio of the Areas of Two Similar Triangles is Equal to the Ratio of the Squares of their corresponding sides through paper cutting.

Activity9: To verify Pythagoras Theorem by paper cutting, paper folding and adjusting (Arranging)

Activity10: Verify that two figures (objects) having the same shape (and not Necessarily the same size) are similar figures. Extend the similarity criterion to Triangles.

Activity11: To find the Average Height (in cm) of students studying in a school.

Activity12: To Draw a cumulative frequency curve (or an ogive) of less than type.

Activity13: To Draw a cumulative frequency curve (or an ogive ) of more than type.

**ACTIVITES (TERM-II)**

**(Any Eight)**

Activity1: To find Geometrically the solution of a Quadratic Equation ax2+bx+c=0, a 0 (where a=1) by using the method of completing the square.

Activity2: To verify that given sequence is an A.P (Arithmetic Progression) by the paper Cutting and Paper Folding.

Activity3: To verify that by Graphical method

Activity4: To verify experimentally that the tangent at any point to a circle is perpendicular to the Radius through that point.

Activity5: To find the number of Tangents from a point to the circle

Activity6: To verify that lengths of Tangents Drawn from an External Point, to a circle are equal by using method of paper cutting, paper folding and pasting.

Activity7: To Draw a Quadrilateral Similar to a given Quadrilateral as per given scale factor (Less than 1)

Activity8: (a) To make mathematical instrument clinometer (or sextant) for measuring the angle of elevation/depression of an object

(b) To calculate the height of an object making use of clinometers(or sextant)

Activity9: To get familiar with the idea of probability of an event through a double color card experiment.

Activity10: To verify experimentally that the probability of getting two tails when two coin are tossed simultaneously is ¼=(o.25) (By eighty tosses of two coins)

Activity11: To find the distance between two objects by physically demonstrating the position of the two objects say two Boys in a Hall, taking a set of reference axes with the corner of the hall as origin.

Activity12: Division of line segment by taking suitable points that intersects the axes at some points and then verifying section formula.

Activity13: To verify the formula for the area of a triangle by graphical method .

Activity14: To obtain formula for Area of a circle experimentally.

Activity15: To give a suggestive demonstration of the formula for the surface Area of a circus Tent.

Activity16: To obtain the formula for the volume of Frustum of a cone.

**Please refer to attached file for CBSE Class 10 Mathematics Acivities**