A student draws a triangle with a perimeter of 36cm. The student says the longest length is 18cm. How do you know the student is

Question

Alecsey [184]

3 years ago

10

A student draws a triangle with a perimeter of 36cm. The student says the longest length is 18cm. How do you know the student is

wrong?

Mathematics

1 answer:

Crazy boy [7] · Answer 1 · 2022-01-20T09:01:03+03:00

Crazy boy [7]3 years ago

6 0

The length of the first two sides of a triangle must be greater than the length of the last side. If the longest length were 18, the first two sides would be too short. 36-18=18, 18 is equal not greater than 18 which means the sum of the first two sides are too short.