Area Formulas

What is the formula for the area of a triangle

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

What is the formula for the area of a parallelogram?

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

What is the formula for the area of a rectangle?

• A=lw

• A=1/2*h(b1+b2)

• A=3.14(r)

• A=s²

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

What is the formula for the area of a square?

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

What is the formula for the area of a trapezoid?

• A=lw

• A=bh

• A= 1/2(h)(b1+b2)

• A=pi(r²)

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

Which formula cannot be used to find the area of a square?

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

Area of a Rectangle

• A = 1/2h(b1 + b2)
• A = bh
• a = 1/2bh

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

The distance around an object is called the 

• area
• perimeter

Tags

CCSS.3.MD.D.8

Do you add, subtract, multiply or divide the sides to find perimeter?

• add
• subtract
• multiply
• divide

Tags

CCSS.3.MD.D.8

What is the area of the rectangle?

• 15 cm2

• 8 cm2

• 2 cm2

• 16 cm

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7