### Perimeter of Rhombus, Geometry, Coordinate Plane, Distance Formula, Quadrilateral

The key terms of this Maths chapter include Perimeter of Rhombus, Parallelogram, Rectangle, Isosceles Trapezoid, Triangle, Quadrilateral, Coordinate Plane, Diagonals, Midpoint – Mathematics Exam

The perimeter of rhombus ABCD is _____ units.

**20**

LMNP is a parallelogram.

What additional information would prove that LMNP is a rectangle?

**LP _|_ PN**

Which statement proves that parallelogram KLMN is a rhombus?

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

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

**DE ~= GF**

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

**10 + √10 units**

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

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

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

**20 + 2√10 units**

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

**1, 0**

In the diagram, ZY = WX = 2√10. What is the perimeter of rectangle WXYZ?

**6√10 units**

Which statement proves that quadrilateral JKLM is a kite?

**LM = JM = 3 and JK = LK = √17**

The perimeter of kite WXYZ is 2√53 + 10 units

**10**

What is the perimeter of trapezoid JKLM?

**9 + √2 + √5 units**

In the diagram m, WZ = √26. The perimeter of parallelogram WXYZ is 2√26 + _____ units.

**8**

What is the perimeter of LMN?

**8 + √10 units**

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

**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**

The perimeter of rhombus ABCD is _____ units.

**20**

LMNP is a parallelogram.

What additional information would prove that LMNP is a rectangle?

**LP _|_ PN**