Question

10. A triangular park has sides 15 m, 18 m and
20 m. Leaving an entrance 2 m wide on one of
its sides, the park has been fenced with barbed
wire. How much length of wire will be needed?
18 m
15 m
22 mm
20 m​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

The answer is 51 m

Step-by-step explanation:

First, find the perimeter of the park=15+18+20m=53m

Then, leave 2m from it=53m-2m=51m

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