Third Grade STAAR Review

What is the area of a square with a length of 4 cm?

• 16 cm
• 16 square cm
• 8 cm
• 8 square cm 

Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?

• 20 feet
• 40 ft
• 96 square feet
• 40 square feet

The perimeter of this shape is 24cm, what is the length of each side?

• 6cm
• 24cm
• 3cm

What is the area?

• 16 yd²
• 22 yd²
• 49 yd²
• 28 yd²

^{What is the area?}

• 20 ft²
• 20 yards
• 40 ft²
• 40 yards

What is the missing length if the perimeter is 30cm?

• 12cm
• 13cm
• 30cm
• 5cm

What is the perimeter of this rectangle?

• 21 units
• 12 units
• 3 units
• None of the above.

Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?

• 20 feet
• 40 ft
• 96 square feet
• 40 square feet

Jason states: ' The area of my beauty salon, which is 7m long and 4m wide is 22m²'
Is he Correct?

• Yes
• No

If I wanted to put tile down in my kitchen, I would need to find:

• area
• perimeter