Answer:a
Step-by-step explanation:
Answer:
true
Step-by-step explanation:
Answer:
2
Step-by-step explanation:
Answer: 28 in
Step-by-step explanation:
To find the perimeter we need to add all the sides
4 in + 6 in + 5 in + 6 in + 2 in + 5 in
28 in
Mr. Henderson was incorrect when he said that all the angles of an equilateral triangle sum to 60 degrees because they actually sum to 180 degrees.

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