UKMT Grey Kangaroo, 2020

Geometry Difficulty 1.0 Junior Find the answer United Kingdom

Sacha's garden has the shape shown. All the sides are either parallel or perpendicular to each other. Some of the dimensions are shown in the diagram. What is the length of the perimeter of Sacha's garden?

(A) $22$ (B) $23$ (C) $24$ (D) $25$ (E) $26$

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