Geometry and TrigonometryEasy–MediumArea of a square with a rectangle's perimeter
Geometry and Trigonometry practice question
A square has the same perimeter as a rectangle that is 3 units by 9 units. What is the area of the square?
Answer: 36
The rectangle's perimeter is 24, so the square's side is 6 and its area is 36.
Common wrong answers
- If you answered 6
- 6 is the square's side.
- If you answered 24
- 24 is the perimeter.
- If you answered 27
- 27 is the rectangle's area.
More Geometry and Trigonometry questions
- Easy–Medium
A circle has a radius of 6. What is its area? (Use A = πr².) - Easy–Medium
A right triangle has legs of length 6 and 8. What is the length of the hypotenuse? - Easy–Medium
A circle has a radius of 5. What is its circumference? (Use C = 2πr.) - Easy–Medium
What is the midpoint of the segment joining the points (2, 3) and (8, 11)? - Easy–Medium
What is the measure, in degrees, of angle B? - Easy–Medium
What is the area, in square centimeters, of the trapezoid?
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