If a square has area of 81 square units how long is each side?

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

You work for a landscape company that just got a contract to re-mulch a park. the area that needs mulching is 30 feet by 60 feet. they want a 3 inch layer of much on the area. the company has bags of mulch that cover 2 cubic yards that cost $4.00 per bag. how much will it cost the consumer just in materials to re-mulch the area (round to the nearest dollar)?

Aceiling fan with 16-in. blades rotates at 45 rpm. a) find the angular speed of the fan in rad/min. b) find the linear speed of the tips of the blades in in./min. * teacher said to not use the formulas (don't use ω=[tex]\frac{θ}{t}[/tex]/[tex]v=\frac{s}{t}[/tex]) and just use conversion method. i'm kind of