Expression of a variable from the formula - practice for 11 year olds - page 4 of 16
Number of problems found: 305
- Even / odd numbers
a / Using variable n, write two consecutive odd numbers. b / the sum of three consecutive odd numbers is 333. What are these numbers? - Cube basics
How long is the edge length of a cube with volume 15 m³? - Circle
How big is an area of a circle if its circumference is 51.2 cm? - Parallelogram 82569
In a parallelogram, we know the length of one side. Calculate the length of the other side: o = 15cm; a = 3 cm - Nationality 36433
There are d children in the class. Three children are of Vietnamese nationality m of Hungarian and Czech children. The remaining children have Slovak nationality. How many are there? - Expression 24531
1. The sum of three times the character b and the number 8. Find the value of the expression for b = 3. 2. Six times less than z and find the value of the expression for z = 12 - Perimeter 7778
The triangle has 7 cm, 8 cm, and 5 cm long sides. How long is the side of a square with the same perimeter as a triangle? - Circumference 4420
In an isosceles triangle with a circumference of 36 cm, the height at the base is 12 cm. Calculate the length of the arm of a given triangle. - Angles
The triangle is one outer angle 158°54' and one internal angle 148°. Calculate the other interior angles of a triangle. - Leo bought
Leo bought 4 T-shirts and 2 pants of pants for Pho 3000. If the T-shirts cost 300 each, find the cost of each pair of pants - Swimming pool 7
The perimeter of a rectangular swimming pool is 20 4/5 meters. Its length is thrice its width. What is the length of the pool? What is its width? - Cube V2S
The volume of the cube is 27 dm cubic. Calculate the surface of the cube. - The circumference
The circumference of the rectangle is 62 cm. A square whose side is as long as one side of a rectangle has a circumference of 56 cm. What is the area of each shape? - Radius of the circle
Calculate the radius of the circle whose length is 107 cm larger than its diameter - Fence
The square garden has an area of 537 m². How many meters is netting necessary to fence the garden? - Car consumption
The car has passed 988 kilometers and consumed 66 liters of petrol. What is the consumption per 100 kilometers? - One and a half chicken
One and a half chicken bears one and a half eggs in one and a half-day. How many eggs can withstand from 6 chicken in 6 days? - Calculate 81743
Calculate the size of the other side of the rectangle if the size of one of its sides is 90m and the area is 3600 m². - Perimeter 81458
Find out if a square with a perimeter of 12 CM has an area greater than 12 cm² - Decimetres 72974
What is the diameter of a 1m³ sphere? Write in decimetres
Do you have homework that you need help solving? Ask a question, and we will try to solve it.