In a fireworks display a red rocket goes off every 10s, a green rocket goes off every 12s and a white rocket goes off every 6s how often do they all go off together?

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.