2/11 Area of Polygons (Day 1)

Presentation

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Mathematics

•

9th - 12th Grade

•

Medium

•

CCSS

6.G.A.1, 3.MD.C.7B, HSA.APR.C.4

Standards-aligned

Greg Munson

Used 14+ times

FREE Resource

4 Slides • 14 Questions

2/11 Area of Quadrilaterals

Day 1

-Triangles

-Parallelograms

-Rectangles

-Squares

Area of Rectangles and Squares

-for both shapes, need the sides. *Remember for squares length and width are equal*

A=length\ \times\ width

Area of Parallelogram

Base is the bottom of the shape (top or bottom)
Height is how tall the paralellogram is (inside OR outside shape)
$A=base\ \times height$

Area of a Triangle

base is the bottom of the triangle
height represents how tall a triangle is
Area formula :
$A=\frac{base\ \times\ height}{2}$ OR $A=\frac{1}{2}base\times height$
height can be inside or outside of the triangle

Multiple Choice

Find the area of the triangle

108 cm

540 cm²

108 cm²

54 cm²

Multiple Choice

Find the area of this triangle

17 units²

20 units²

10 units²

16 units²

Multiple Choice

What is the area?

30 m²

20 m²

24 m²

120 m²

Multiple Choice

What is the area of this parallelogram?

38 m²

56 m²

77 m²

88 m²

Multiple Choice

What is the area of this square?

169 ft²

209 ft²

196 ft²

260 ft²

Multiple Choice

The East Room of the White House is 79 feet long by 36 feet wide. What is the area of the room?

8,248 ft²

2,848 ft²

4,288 ft²

2,844 ft²

Multiple Choice

Which has the greater area: a square with a side that measures 7 meters, or a 6-by-8 meter rectangle?

Square

Rectangle

Multiple Choice

The area of a soccer field is 56 square yards. The length of one side of the field is 8 yards. What is the width of the field?

7 yards

8 yards

48 yards

9 yards

Multiple Choice

Alicia's garden is 50 square feet. Inside of her garden she plants a section of tomatoes that is 3 feet by 4 feet. How much more space does she have left in her garden to plant other crops?

62 square feet

8 square feet

38 square feet

12 square feet

Multiple Choice

Find AREA

20 cm²

56 cm²

28 cm²

27 cm²

Multiple Choice

A tissue is 6 inches long. The area is 24in². What is the width of the tissue?

4in

144in²

4in²

4ft

Multiple Choice

Find the area of the triangle

18.4 in

9.2 cm

18.4 in²

9.2 in²

Fill in the Blanks

If a square has side length $x+3$ , which expression represents it's area?

Type answer...

Fill in the Blanks

CHALLENGE QUESTION:

Calculate the area of the shape

Type answer...

2/11 Area of Quadrilaterals

Day 1

-Triangles

-Parallelograms

-Rectangles

-Squares

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