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Mathematics 10 Online
OpenStudy (anonymous):

Geometry help pleassseee?

OpenStudy (anonymous):

The geometry teacher pointed out that the triangle cannot be equilateral since side AC is not equal to AB. Which statement best explains why the measurements are incorrect?

OpenStudy (anonymous):

Susan drew the diagram shown below and described it as an equilateral triangle with a square inside it. Point D is the midpoint of segment AC.

OpenStudy (anonymous):

i put the written part in the wrong order

OpenStudy (anonymous):

It says which statement. Do you have choices?

OpenStudy (anonymous):

# Segment AB is 7 + 7 + 7 = 21. # Segment AB is 7 + 12 + 7 = 26. # Segment AB ≈ 7 + 3.1 + 7 ≈ 17.1. # Segment AB ≈ 7 + 9.7 + 7 ≈ 23.7.

OpenStudy (anonymous):

is it d?

OpenStudy (callisto):

Yes it is. \[DE=\sqrt{12^2-7^2} ≈ 9.7\] EF=DE ≈ 9.7 AB ≈ 7 + 9.7 + 7

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