Question

8. Determine if a triangle with sides of the given lengths is a right triangle. If the triangle is not right angle
say whether it is acute angled or obtuse angled
(1) 15,20,25
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Answer 1

Answer:

use Pythagoras theorem

Step-by-step explanation:

applying Pythagoras:-

look whether they are equal or not

if not it's not equal then they are either obtuse or acute

15²+20²=25²

225+400=625

625=625

hence they are right angled triangle

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