A rectangle is 9 cm long and 4 cm wide. What is its perimeter?

Answer as guest — Start Free Practice Test to earn Practice PointsHow to earn pointsAsk a question+3Answer a question+1Someone answers yours+1Your Q gets upvoted+1Pioneer bonus (first 5)+5, ask questions & climb the leaderboard!

A 13 cm
B 26 cm
C 36 cm
D 18 cm

Show answer and explanation

Answer: B. 26 cm

Perimeter is the distance around the shape: 9 + 4 + 9 + 4 = 26 cm, or 2 x (9 + 4) = 26 cm. 36 is the area, 9 x 4, not the perimeter.

Answering after opening this box earns no Practice Points.

5 answered 40% got it right

Rules for asking and answering

A rectangle is 9 cm long and 4 cm wide. What is its perimeter?

More questions like this