The length of a rectangular room is 6.5 m in the width is 4.23 meters. What is the perimeter of the room? Report the answer with appropriate number of significant digits.

-21 meters

-21.5 meters

-21.46 meters

-21.460 meters

Question

Mathematics

Taniya

1 September, 09:20

The length of a rectangular room is 6.5 m in the width is 4.23 meters. What is the perimeter of the room? Report the answer with appropriate number of significant digits.

-21 meters

-21.5 meters

-21.46 meters

-21.460 meters

+5

Answers (1)

Know the Answer?

Jordyn Sawyer · Answer 1

Perimeter is equal to 2l+2w, or 2 times the length plus 2 times the width.

So to solve for this you'd take 2 (6.5) + 2 (4.23).

2 (6.5) = 13

2 (4.23) = 8.46

13+8.46 = 21.46 meters.

Based on this, the answer is C.

The length of a rectangular room is 6.5 m in the width is 4.23 meters. What is the perimeter of the room? Report the answer with appropriate number of significant digits.-21 meters-21.5 meters-21.46 meters-21.460 meters

The length of a rectangular room is 6.5 m in the width is 4.23 meters. What is the perimeter of the room? Report the answer with appropriate number of significant digits.

-21 meters

-21.5 meters

-21.46 meters

-21.460 meters