PSA2RPQ - Classwork---Geometry, M1, Lesson 29 (G.CO.C.9, G.CO.C.10)

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Part A)

What is the value of x?

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

What is the perimeter of ?

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

What is the value of x?

Modified from EngageNY ©Great Minds Disclaimer

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

What is the value of y?

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

3. In , the midpoints of each side have been marked by points X, Y, and Z.

• Mark the halves of each side divided by the midpoint with a congruency mark. Remember to distinguish congruency marks for each side.

• Draw midsegments , and . Mark each midsegment with the appropriate congruency mark from the sides of the triangle.

Draw your triangle on paper, take a picture, and upload it using the image upload icon

If you do not have the ability to upload an image of your work, type "Triangle is on paper."

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Part B)

What conclusion can you draw about the four triangles within ? Explain why.

Part C)

State the appropriate correspondences among the four triangles within .

Part D)

State a correspondence between  and any one of the four small triangles.