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Mathematics 7 Online
OpenStudy (anonymous):

A lawn, ABCDE, has a rectangular part ABDE and a triangular part BCD, as shown below. Betty jogs once along the boundary of the lawn. What is the total distance Betty jogs?

OpenStudy (anonymous):

OpenStudy (anonymous):

151 feet 116 feet 96 feet 161 feet

OpenStudy (anonymous):

You simply add the different side lengths together. Since rectangles have pairs of congruent sides, side DE is also 10ft. By adding the values together, you get 161 feet.

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