Two triangles are said to be congruent if the corresponding angles and sides have the same measurements. This means that there are six corresponding parts with the same measurements.
Step-by-step explanation: Bruce has 18 goldfish. If Isabelle has 5 times as many goldfish as Bruce she will have 18*5=90 goldfish. If Arlene has 1/3 times as many goldfish as Isabelle she will have 90/3=30 goldfish.