Question 6 of 7

A quadrilateral is shown with a perimeter of 37 cm and sides labeled 12 cm, 11 cm, 8 cm, and x cm.

The perimeter of the quadrilateral is 37 cm. Which equation could be used to find the length of the missing side?

A. x

+
12

=
37

-11
B. x

+
11
+
12

=
37
C. x

+
21

÷
8

=
37
D. x

+
31

=
37

1 answer

B. x + 11 + 12 = 37

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