Approximate Irrationals Worksheets Grade 8

1. √(2) × √(8) = ?
2. A right triangle is drawn on a coordinate plane with vertices at (0,0), (6,0), and (6,8). What is the length of the hypotenuse? Round your answer to the nearest tenth.
3. √(2) + √(8) = ?

…and 3 more problems

1. A right triangle is drawn on a coordinate plane with vertices at (0,0), (6,0), and (6,8). What is the length of the hypotenuse?
2. √(2) × √(18) = ?
3. Olivia is building a square-shaped mosaic for her art class. The area of the mosaic needs to be exactly 95 square inches. She wants to estimate the side length of the mosaic to the nearest tenth of an inch so she can cut the tiles accurately. What is the approximate side length of the mosaic, rounded to the nearest tenth of an inch?

…and 5 more problems

1. √(18) × √(2) = ?
2. Hana is painting a mural on a square wall. The area of the wall is 128 square feet. She needs to estimate the side length of the wall to the nearest tenth of a foot so she can buy the right amount of paint tape. What is the approximate side length of the wall?
3. Hana is building a square-shaped garden in her backyard. She wants the garden to have an area of 98 square feet so she can plant a variety of flowers. She needs to buy fencing to go around the entire garden, but the fencing is sold only in whole foot lengths. To the nearest foot, how many feet of fencing should Hana buy?

…and 4 more problems