Two sides of a triangle are 13 cm and 18 cm. the perimeter of the triangle is 48 cm
what is the length of the third side?
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Two sides of a triangle are 13 cm and 18 cm. the perimeter of the triangle is 48 cm
what is the length of the third side?
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Answer:
length of one side of triangle=13cm
length of second side of triangle=18cm
perimeter of triangle =48cm
let the third side be x
as we know that perimeter of triangle is sum of all sides so,
13cm+18cm+x=48cm
31cm+x=48cm
x=48cm- 31cm
x=17cm
therefore the third side of triangle will be 17cm