Geometry Review Lesson

The exterior angle of a triangle is equal to the sum of two______

• Exterior angles

• Interior opposite angles

• Alternate angles

• Interior angles

• 150`

• 30`

• 105`

• 72`

ABCD is a square,diogonals AC and BD meet at O.The number of pairs of congruent triangles with vertex O are

• 6

• 8

• 4

• 12

• 45`

• 30`

• 75`

• 85`

If the diagonal of a rhombus are equal ,then the rhombus is a

• parallelogram but not a rectangle

• Rectangle but not a square

• Square

• parallelogram but not a square

The interior angle made by the side in a parallelogram is a

• rhombus

• rectangle

• trapezium

• kite

Which of the following statement is correct?

• Opposite angles of a parallelogram are not equal.

• Adjacent angles of a parallelogram are complementary

• Diagonals of a parallelogram are always equal

• Both pairs of Opposite sides of a parallelogram are always equal

The angles of the triangles are 3x-40, x+20 and 2x-10 then the value of x is

• 40`

• 35`

• 50`

• 45`

• 60`

• 70`

• 55`

• 80`