Geo Un8Wk1 - ST Area of Triangles & Rectangles

Areas of Triangles, Rectangles & Parallelograms

By Chip Krolik

Multiple Select

$$A=\frac{1}{2}b\cdot h$$   is the formula for a

(choose multiple if appropriate)

• rectangle

• triangle

• parallelogram

• rhombus

• none of these

Multiple Select

What is the formula for the area of a triangle? (choose 3 answers)

• Area = (base x Height) /2

• Area = (base x Height)

• Area = (base x height) divided by 2

Multiple Select

$$A=b\cdot h$$   is the formula for a

(choose multiple if appropriate)

• triangle

• parallelogram

• quadrilateral

• none of these

Multiple Choice

Which number represents the height?

• 5
• 4
• 10
• 19

Multiple Choice

Find the area:

• 2 in²
• 15 in²
• 25 in²
• 50 in²
• none of these

Multiple Choice

Find the area.

•  25 square inches
• 70 square inches
• 80 square inches
• 56 square inches

Fill in the Blanks

Multiple Choice

Find the value of h if the area of the parallelogram is 15 m².

• 2

• 4

• 4.8

• 23.25

Multiple Choice

Find the value of h if the area of the parallelogram is 96 mm².

• 12

• 9.6

• 16

• 24

Multiple Choice

Find the AREA

• 14 cm²
• 48 cm²
• 32 cm²
• 2 cm²

Fill in the Blanks

Fill in the Blanks

​Star Trek brain break!

Multiple Choice

Who is Picards 1st officer

• Riker

• Data

• Troi

• Laforge

Match

Match the following aliens

Vorta

Jem'Hadar

Vulcans

Captain Sisko

• Vorta

• Jem'Hadar

• Vulcans

• Captain Sisko

​Back to the Geometry

Fill in the Blanks

Multiple Choice

Find the area. 

• 88 inches²
• 60 inches
• 88 inches 
• 60 inches²

Multiple Choice

Find the area of a square with sides 7 cm long.

• 28 cm²
• 16 cm²
• 49 cm²
• 42 cm²

Multiple Choice

Find the area of this square

• 5 cm

• 20 cm²

• 25 cm²

• 55 cm

Multiple Choice

Find the area of the parallelogram.

• 15.6 m²
• 30.6 m²
• 13.26 m²
• 13 - 50.... thats 47

Fill in the Blanks

Fill in the Blanks

Multiple Choice

What is the area?

• 90 m²

• 45 m²

• 19 m

• 15 m²

Fill in the Blanks

Multiple Choice

What is the area?

• 30 m²

• 11 m²

• 25 m

• 15 m²

Poll

After this review, I feel ---- about finding the areas of triangles, rectangles and parallelograms

• very good/ very confident

• good/confident

• I suppose I get it

• totally confused and lost

• other: my thoughts/feelings are not listed here