Question

find the perimeter of an issoscals right angled triangle with each of its congrunt side is 7 cm ​

Answer 1

Step-by-step explanation:

the other side of triangle is x cm

Then in isosceles right angle triangle two congruent sides are 7 cm

x

2

=(7)

2

+(7)

2

⇒x

2

=49+49

⇒x

2

=198

⇒x=7

2

Then perimeter of right angle isosceles triangle =7+7+7

2

=14+7

2

=7(2+

2

)

Answer 2

Answer:

7 cm

Step-by-step explanation:

x2=( 7) 2 + (7) 2

=> x2 =49 + 49

=> x2 =198

= x = 72

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