Given the three side lengths, how can you tell if a triangle is a right triangle

Brainliest plz.

They must fit in the Pythagorean Theorem and the result should be true.

Step-by-step explanation:

a² + b² = c²

Where c must be plugged in as the longest side and you can interchangeably plug in a and b.

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

answer: y = 3/2 x - 3

y = 1/8 x - 3/4 that would be your correct option

step-by-step explanation: w