question

In the diagram, AB = 10 and AC = 2β10. What is the perimeter of ABC?

answer

d. 20 + 2β10 units

question

HIJK is a parallelogram because the midpoint of both diagonals is _________ 2)7,) means the diagonals bisect each other.

answer

1, 0

question

In the diagram, ZY = WX = 2β10. What is the perimeter of rectangle WXYZ?

answer

c. 6β10 units

question

Which statement proves that quadrilateral JKLM is a kite?

answer

b. LM = JM = 3 and JK = LK = β17

question

The perimeter of kite WXYZ is 2β53 + 10 units

answer

10

question

The perimeter of rhombus ABCD is _____ units.

answer

20

question

LMNP is a parallelogram.
What additional information would prove that LMNP is a rectangle?

answer

d. LP _|_ PN

question

Which statement proves that parallelogram KLMN is a rhombus?

answer

d. The slope of KM is 1 and the slope of NL is -1.

question

In the diagram, DG || EF. What additional information would prove that DEFG is an isosceles trapezoid?

answer

a. DE ~= GF

question

Triangle ABC is an isosceles triangle in which AB = AC. What is the perimeter of ABC?

answer

c. 10 + β10 units

question

The vertices of a quadrilateral in the coordinate plane are known. How can the perimeter of the figure be found?

answer

a. Use the distance formula to find the length of each side, and then add the lengths.

question

What is the perimeter of trapezoid JKLM?

answer

d. 9 + β2 + β5 units

question

In the diagram m, WZ = β26. The perimeter of parallelogram WXYZ is 2β26 + _____ units.

answer

8

question

What is the perimeter of LMN?

answer

d. 8 + β10 units

question

Which statement proves that the diagonals of square PQRS are perpendicular bisectors of each other?

answer

d. The midpoint of both diagonals is (4 1/2, 5 1/2), the slope of RP is 7, and the slope of SQ is -1/7