Which of the following is right angled triangle having three side given below

7, 24, 25

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15, 20, 24

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24, 10, 26

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5, 12 , 14

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Solution

The correct options are
A
7, 24, 25

C
24, 10, 26

$(a) 7^{2} + 24^{2} = 49 + 576 = 625 = 25^{2} Pythagoras triplet (b) 15^{2} + 20^{2} = 225 + 400 = 625 \neq 24^{2} Not a pythagoras triplet (c) 24^{2} + 10^{2} = 576 + 100 = 676 = 26^{2} Pythagoras triplet (d) 5^{2} + 12^{2} = 25 + 144 = 169 \neq 14^{2} Not a pythagoras triplet$

Suggest Corrections

Class interval	$0 - 4$	$5 - 9$	$10 - 14$	$15 - 19$	$20 - 24$	$25 - 29$
Frequency	$11$	$12$	$17$	$12$	$20$	$28$

$23$	$24$	$25$	$26$	$27$	$23$	$24$
$25$	$28$	$24$	$29$	$19$	$20$	$x$