Lesson on Area and Perimeter on Coordinate Plane

Multiple Select

What things must a polygon must have?

• close, plane figure

• at least 2 arcs

• at least 3 segments

• all diagonals inside the figure

Multiple Choice

What type of polygon is this

• Convex

• Concave

• Regular

Multiple Choice

What is the name given to this shape?

• heptagon

• pentagon

• decagon

• octagon

Multiple Choice

What is the name given to this government building in Washington, DC?

• triangle

• quadrilateral

• pentagon

• hexagon

Multiple Choice

What is the formula for the area of a triangle?

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

Multiple Choice

What is the area of the rectangle?

• 15 cm2

• 8 cm2

• 2 cm2

• 16 cm

Multiple Choice

Find the area of the square.

• 49 mi²

• 28 mi²

• 14 mi²

• 21 mi²

Multiple Choice

Find the perimeter of this rectangle.

Perimeter=(2×length)+(2×width))

• $$14\ m$$

• $$26\ m$$

• $$28\ m$$

• $$48\ m$$

Multiple Choice

What is the perimeter of the rectangle?

• 3 units

• 2.5 units

• 7.5 units

• 7 units

Multiple Choice

What is the area of the rectangle?

• 28 units squared

• 45 units squared

• 33 units squared

• 19 units squared

Multiple Choice

What is the area of the figure? 

• 11 square units

• 15 square units

• 25 square units

• 30 square units

Fill in the Blank

What is the perimeter of the triangle?