Quadratic equation - practice for 12 year olds - last page
Number of problems found: 29
- Pure quadratic equation
Solve pure quadratic equation -7x² +4 = 0. - Square Number
If to a square of integer number add 43, we get the square of the following integer number. What is the original number? - Root
The root of the equation (x-10)² +4 = x² +35x is (equal or greater or less than zero). ... - Garden
The square garden area is 2/9 of triangle garden with sides 160 m, 100 m, and 100 m. How many meters of fencing need to fence a square garden?
- Rectangular cuboid
The rectangular cuboid has a surface area 5447 cm², and its dimensions are in the ratio 2:4:1. Find the volume of this rectangular cuboid. - Cubes
Surfaces of cubes, one of which has an edge of 48 cm shorter than the other, differ by 36288 dm². Determine the length of the edges of these cubes. - Secret number
Find the secret number n, which reversed decreases by 16.4 if the number increases by 16.4. - Right triangle Alef
The obvod of a right triangle is 84 cm, and the hypotenuse is 37 cm long. Determine the lengths of the legs. - Trolleybus
Trolleybus line No. 206 measured 24 km. If the trolley bus goes faster by 5 km/h, the way there and back would be shorter by 33 minutes. Calculate the trolley bus speed and the time it takes for a return trip.
We apologize, but in this category are not a lot of examples.
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