PSA2PWM - Problem Sets---Geometry, M1 Lesson 29 (G.CO.C.9, G.CO.C.10)
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Part A)

Use your knowledge of triangle congruence criteria to write proofs for each of the following problem.

 

 is a midsegment of △ABC, and  is a midsegment of △CWXBX=AW.

 

 

What can you conclude about ∠A and ∠B? Explain why.

 

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Part B)

What is the relationship of the lengths of  and ?

 

Fill in the blank:

 

YZ = __ AB

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part A)

Use your knowledge of triangle congruence criteria to write proofs for the following problem.

 

 and WXY, and Z are the midpoints of , and , respectively. AD=18, WZ=11, and BX=5. m∠WAC=33°, m∠XBY=73°, m∠RYX=74°, m∠DCA=74°.

 

 

m∠DZW=_______

 

Do not include units (degrees) in your answer.

 

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Perimeter of ABYW = _______

 

Do not include units (units) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part C)

Perimeter of ABCD = _______

 

Do not include units (units) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

m∠WAX=_______

 

Do not include units (degrees) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part E)

m∠B=_______

 

Do not include units (degrees) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part F)

m∠YCZ=_______

 

Do not include units (degrees) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part G)

m∠D=_______

 

Do not include units (degrees) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part H)

What kind of quadrilateral is ABCD?

Type your answer below: