Unit Test 1A

Which of the following triangles indicates the incenter at point Z?

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The centroid of triangle QRS is at point W. If SW = 10, what is the length of WT?

• 7

• 10

• 5

• 8

Given triangle KLM, a line segment with endpoints at vertex M and the midpoint of KL is called a(n) __________________.

• Perpendiculat Bisector

• Median

• Angle Bisector

• Height

Diagonals PR and SQ intersect in quadrilateral SPQR to form measures PO = 10 ; OR = 2x - 8y ; QO = 4; and OS = 2x - 2y. What are the values of x and y?

• x = 1 ; y = 1

• x = -1 ; y = -1

• x = -1 ; y = 1

• x = 1 ; y = -1

Which of the following triangles indicates the circumcenter at point Z?

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• ASA

• CPCTC

• SAS

• AAS

Parallelogram WXYZ has the following side and diagonal measures: ZX = 2x - y; ZY = 3x - 5y ; WY = 5; and WX = 4. What are the values of x and y?

• x = 1 ; y = 3

• x = 3 ; y = -1

• x = 3 ; y = 1

• x = -1 ; y = 3

The centroid of triangle ABC is at point D. If GD = 2, what is the length of AG?

• 2

• 4

• 6

• 8

Which of the following triangles indicates the centroid at point Z?

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