Question

Most important theorems for class 10 maths boards 2018-19

Answer 1

all the theorems are equally important

Answer 2

$\huge\underline\mathfrak{Important\: threoms}$

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1. BPT ( THALES ) { if a line is drawn parallel to one side of a triangle to intersect the other two side in the distinct points the other two sides are divided in the same ratio }

2 . PYTHAGORAS THEOREM :- { in a right triangle the square of the hypotenuse is equal to the sum of the square of the other two sides .}

3. CONVERSE OF PYTHAGORAS THEOREM :- ( maybe come in exam ) { in a right triangle if the square of 1 side is equal to the sum of the square of other two sides then the angle opposite the first side is right angle}

4. AREA THEOREM:-{ the ratio of the areas of two similar triangles is equal to the square of the ratio of their corresponding sides }

5 . prove that the ratio of the areas of two similar triangle is equal to the square of the corresponding medians .

6. prove that the area of an equilateral triangle described one side of a square is equal to the half the area of the equilateral triangle described on one of its diagonal .

All threoms are important

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$<i><b>$ ❤️❤️Følløw mé❤️❤️