EFGH is a rhombus. Find a, b, c

Application on the problem strategy RICE is a rhombus. Find x, y, z. Justify your findings. Hence, find the perimeter of the rhombus.

ABCD is a rectangle,EFGH is a rhombus and PQRS is a square.Completer the following:

RICE is a rhombus. Find OE and OR. Justify your findings.

EFGH is a rhombus such that the angle EFG is 60^(@) . The magnitude of vectors bar(FH) and {m bar(EG) } are equal where m is a scalar. What is the value of m?

Show that the points A(-3, 2), B(-5, -5), C(2, -3) and D(4, 4) are the vertices of a rhombus. Find the area of this rhombus.

Show that the points A(6, 1), B(8, 2), C(9, 4) and D(7, 3) are the vertices of a rhombus. Find its area.

Show that the points A(3, 0), B(4, 5), C(-1, 4) and D(-2, -1) are the vertices of a rhombus. Find its area.

A B C D is a rhombus in which the altitude from D to side A B\ bisects A Bdot Find the angles of the rhombus.

In the adjoining figure, ABCD is a rhombus and ABE is an equilateral triangle. If angleBCD=70^(@), find (a)angleADE" "(b)angleBDE" "(c)angleBED

In the adjoining figure, ABCD is a rhombus and ABE is an equilateral triangle. If angleBCD=70^(@), find (a)angleADE" "(b)angleBDE" "(c)angleBED