The price to rent a bike for t hours is shown in the table. Time (t)

1

2

3

Cost (c)

7

14

21

Which expression expresses the total cost, c, of renting a bike for t hours?

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.