Question

Plot and connect the points A(6,-7), B(1,-7), C(1,-4), D(3,-2), E(7,-2), F(7,-4), and find the length of DE

A// 6 units
B// 4 units
C// 5 units
D// 3 units

Answer 1

D(3,-2)

E(7,-2)

Use distance formula - difference

7-3

=4

The answer is B