Question

Question 7 of 7
Which equation could be used to find the length of the missing side of the quadrilateral?

A quadrilateral is shown with with side lengths of 7 in., x in., 7 in., and 4 in.. The perimeter is 26 in.

A.x
+
14
=
26
+
4
B.x
+
18
=
26
+
4
C.x
+
14
=
26
D.x
+
18
=
26
7 /

Answer 1

Option B: x + 18 = 26 is the equation that can be used to find the length of the missing side of the quadrilateral.

To solve for x, we can simplify the equation to get x = 8.

Then, we can check if 7 + 8 + 7 + 4 = 26, which is true. Therefore, the length of the missing side is 8 inches.