Area Formulas Parallelograms and Triangles

Presentation

•

Mathematics

•

6th - 8th Grade

•

Medium

•

CCSS

6.G.A.1, 2.MD.A.3, 4.G.A.1

Standards-aligned

Melissa Judy

Used 10+ times

FREE Resource

3 Slides • 30 Questions

Area of Parallelograms and Triangles

By Melissa Judy

the distance from the base to the opposite side or vertex.

Height

One of the sides of a shape. (usually the bottom)

Base

Base and Height

***Base and Height must meet at a right angle!! (look for the tiny square)***

Multiple Choice

The base and height of a parallelogram must be...

opposite

perpendicular (at a right angle)

parallel (at a wrong angle)

a dashed line

Multiple Choice

Find the BASE of the parallelogram.

3 units

4 units

5 units

6 units

Multiple Choice

Find the BASE of the parallelogram.

3 units

3 1/2 units

5 units

6 units

Answer Not Shown

Multiple Choice

Find the BASE & HEIGHT of the parallelogram.

BASE: 8, HEIGHT: 7

BASE: 8, HEIGHT: 4

BASE: 7, HEIGHT: 4

Multiple Select

Find the BASE & HEIGHT of the parallelogram.

(Must choose 2 correct answers)

HEIGHT: 1.5

HEIGHT: 2

HEIGHT: 4

BASE: 4

BASE: 2

Multiple Choice

Select the figure that shows the height that goes with the base of the triangle shown here.

Multiple Choice

If the base of the triangle is 9cm, then the height is ........?

8cm

14cm

6cm

Multiple Choice

If the base of this triangle is 12 units, then the height is _______ units ?

9 units

4 units

5 units

Multiple Select

Find the BASE & HEIGHT of the parallelogram.

(Must choose 2 correct answers)

BASE: 7 1/2

BASE: 11

HEIGHT: 8

HEIGHT: 11

HEIGHT: 7 1/2

Multiple Choice

Area is ___________________

the distance around a shape.

the amount of space inside a shape.

the same for every shape.

Formulas!!!!

Match

Match the following

Area of a Rectangle

Area of a Parallelogram

Area of a Triangle

A = l x w

A = b x h

A = 1/2( b x h )

Multiple Choice

When measuring area, what label do you use?

units

units²

units³

Multiple Choice

A parallelogram can be divided into two triangles.

False

True

Multiple Choice

What is the formula to find the area of a parallelogram?

A = lxw

A = bxh

A = b+h

Multiple Choice

Two triangles can make a parallelogram

True

False

Multiple Choice

What is the formula for the area of a triangle

A=bh

A=lw

A=s²

A=1/2(bh)

Drag and Drop

What is the area of the parallelogram?

A=

cm squared

Drag these tiles and drop them in the correct blank above

72 cm²

56 cm²

9 cm

7 cm

8 cm

1/2

Drag and Drop

Find the area of the parallelogram.

A=

A=

units squared

Drag these tiles and drop them in the correct blank above

1/2

Drag and Drop

Find the area of the parallelogram.

units squared

Drag these tiles and drop them in the correct blank above

1/2*10*5

A= b*h

A=1/2 b*h

10*4

1/2 10*4

10*5

Fill in the Blanks

What is the area of the parallelogram?

inches squared

Multiple Choice

Find the area.

55 square feet

60 square feet

16 square feet

28 square feet

Multiple Choice

What is the area of the parallelogram above?

13 cm²

28.5 cm²

45.6 cm²

40 cm²

Multiple Choice

Find the missing measure of the parallelogram.
HEIGHT = 20 feet
AREA = 120 feet²

10 feet

6 feet

8 feet

12 feet

Drag and Drop

Find the area.

A=

A=1/2

units squared

Drag these tiles and drop them in the correct blank above

1/2*b

Drag and Drop

Find the area of this triangle.

A=

square feet

Drag these tiles and drop them in the correct blank above

150

100

1/2 bh

b*h

1/2

Drag and Drop

Find the area of the triangle.

A=

cm squared

Drag these tiles and drop them in the correct blank above

1/2 bh

1/2

Drag and Drop

Find the area of the figure:

A=

square feet

Drag these tiles and drop them in the correct blank above

1/2*b*h

1/2

b*h

Multiple Choice

Area of triangle?

17 units²

20 units²

10 units²

16 units²

Drag and Drop

Find the area of a triangle with a height of 4.6 mm and a base of 6.12 mm?

A=

Drag these tiles and drop them in the correct blank above

14.076 mm squared

1/2*b*h

1/2

6.12

4.6

___

b*h

28.152

Fill in the Blanks

What is the area of this triangle?

square meters

Area of Parallelograms and Triangles

By Melissa Judy

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