Area of Parallelogram, Square, Rectangle, Triangle, Trapezoid

A quadrilateral with two sets of parallel sides, 4 right angles, and 4 congruent (equal) sides is a __________________.

• trapezoid

• parallelogram

• rectangle

• square

True or False? All squares are rectangles

• True

• False

Classify this triangle.  Make sure list ALL the names.

• Scalene, Acute

• Isosceles, Right

• Right, Obtuse

• Scalene, Equilateral

• A

• B

• C

• D

A parallelogram has base 10 cm and height 7 cm. What is its area?

Find the area of the parallelogram.

• 56cm²

• 28cm²

• 32cm²

• 16cm

What formula can use you use to find the area of a square, rectangle, and parallelogram?

• A = bh/2

• A = (b1+b2)h/2

• A = bh

• A = Sum of all sides

Match the shape to its formula for area.

• A=[(b1+b2)*h]/2

• Triangles

• A=bh

• Rectangles and Parallelograms

• A=(bh)/2

• Trapezoids

Classify this triangle.  Make sure list ALL the names.

• Scalene, Acute

• Scalene, Obtuse

• Equilateral, Obtuse

• Equilateral, Acute

Classify this shape.  Make sure list ALL the names.

• Quadrilateral, Parallelogram, Rectangle, Rhombus, Square, Trapezoid

• Quadrilateral, Parallelogram, Rectangle

• Quadrilateral, Trapezoid

• Quadrilateral, Parallelogram, Rhombus