Perimetre of a rectangle from its area and width
Find the missing side from the area, then find the perimetre.
Loading a question…
You've done today's 10 free questions.
Come back tomorrow for 10 more, or get unlimited practice with a membership.
Want more today? Print 20 more questions free, with the answers.
Already a member? Sign in.
See worked examples
A rectangle has an area of 130 cm² and a width of 10 cm. What is its perimeter in cm?
Answer: 46
A rectangle has an area of 150 cm² and a width of 15 cm. What is its perimeter in cm?
Answer: 50
A rectangle has an area of 91 cm² and a width of 7 cm. What is its perimeter in cm?
Answer: 40
Tip: Find the missing side from the area, then find the perimetre.
Print a worksheet of this skill New questions and an answer key, free.
Up next
- Need a warm-up? Find the area of a right triangle Class 6
Print a free worksheet with answers (20 questions).
Practise without limits
Members practise as much as they like, every day, and get the printable packs and lessons too.