Question

Which of the following are not the sides of a right
triangle
a) 9 cm, 15 cm 12 cm,
b) 2cm, 1cm, √5cm
c)400 mm, 300 mm, 500 mm
d) 9 cm, 5 cm, 7 cm​

Answer 1

Answer:

b

Step-by-step explanation:

remember : sum of any two sides should be greater than the 3rd one

Answer 2

Answer:

D)9cm,5cm,7cm

Step-by-step explanation:

9cm is the highest length so it is Hypotenuse

We know pythagoras theorem: p²+b²=h²

5²+7²

=25+49

= 74

Which is not square of 9 so d should be the Answer :)