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story:

The perimeter of a quadrilateral is 412.95 cm. If the three

known sides measures 185.56 cm, 114.77 cm, and 96.53 cm, how

long is the fourth side?(not for answering)

Questions:
What operation will be used?

A. Addition and Subtraction C. Addition and Multiplication

B. Multiplication and Division D. Subtraction and Division


What is the answer to the given problem?

A. 16.09 cm B. 16.90 cm C. 19.06 cm D. 19.60 cm