graphical activity : Learner will make different triangles , parallelogram, rhombus, rectangle, square and trapezium on graph. learner will measure area through graph and verify the area using formula .
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Mr rider 46 here
The digits of a two-digit number differ by 3. If the digits are interchanged
and the resulting number is added to the original number, we get 143. What can be the
original number?
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