Understanding the Section Formula and Coordinate Calculation

What is the relationship between the lengths of EF and DE?

• EF is twice the length of DE

• EF is three times the length of DE

• EF is four times the length of DE

• EF is equal to the length of DE

Which formula is used to find the coordinates of a point dividing a line segment in a given ratio?

• Distance formula

• Midpoint formula

• Slope formula

• Section formula

What is the x-coordinate of point D when EF is four times the length of DE?

• 12

• 8

• 10

• 6

What fraction is used in the section formula to find the x-coordinate of point D?

• 1/3

• 1/5

• 1/2

• 1/4

What is the ordered pair for point D?

• (6, 4)

• (12, 10)

• (10, 8)

• (8, 6)