1/4 kilometer in 1/3 hour

Hint
Divide the number of kilometers by the number of hours.

3/4 kilometer in 1 hour

Step-by-step explanation:

1/4 kilometer dalam 1/3 jam

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

2x^2+5x+17

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