Geometry Construction

Name the construction.

• midpoint

• perpendicular through a point on the line

• perpendicular through a point NOT on the line

• Circumcenter of a right triangle

Which construction of parallel lines is justified by the theorem "If two lines are cut by a transversal to form congruent alternate interior angles, then the lines are parallel"?

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Which construction shows the construction of the median of side AB?

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Which of the following is the construction of an equilateral triangle given side AB?

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Which one is the correct construction for a perpendicular bisector?

• 1

• 2

• 3

• 4

• 1
• 2
• 3
• 4

Suppose we wish to construct angle EFG congruent to angle DBC using a compass and straightedge. Which step would be correct to do first?

• Place the compass point at B

• Place the compass point at C

• Place the straightedge along A and C

• Place the straightedge along C and D

What must be true?

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• 2

• 3

• 4

Select the best answer choice.

• A

• B

• C

• D

To inscribe a square inside a circle, first you must draw a diameter anywhere across the circle. What should your next step be?

• Construct a perpendicular bisector

• Draw a second diameter to the circle

• Construct a line tangent to the circle

• Set your compass the length of the radius.