1.

Each of equal sides of isosceles right triangle is 20 cm. what is the semi perimeter of the triangle​

Answer»

Answer: 20 + 10 root 2

Step-by-step explanation:

LET ABC be an isosceles right TRIANGLE in which

2 cm

AB =AC =20cm

Hypotenuse BC = AB2+AC2 = a2+a2

=a 2=20 2CM. s =20+20+20 root 2

=40+20root  2 =20+10 root 2



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