High School

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An isosceles triangle has two congruent sides measuring 16.2 cm each, and a third side that is half the length of the congruent sides. What is the length of the third side?

A. 19.5 cm
B. 40.5 cm
C. 40.05 cm
D. 38.8 cm

Answer :

Answer: option iii

The perimeter of an isosceles triangle with congruent sides of 16.2 cm and a third side half that length is 16.2+16.2+8.1 = 40.5 cm

Explanation:

The perimeter of an isosceles triangle with congruent sides of 16.2 cm and a third side half that length is 16.2+16.2+8.1 = 40.5 cm

First side is = 16.2 cm

Second side is = 16.2 cm

Third side = half of 16.2 = 8.1 cm


The perimeter of an isosceles triangle with congruent sides of 16.2 cm and a third side half that length is 16.2+16.2+8.1 = 40.5 cm

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Rewritten by : Barada

Answer:

C

Step-by-step explanation: