Planimetry - math word problems - page 28 of 187
Number of problems found: 3739
- Drawer
The rectangular face of a drawer has a perimeter of 108 cm and a width of 18 cm. Find the length and the area of the rectangular face of the drawer. - Matrix column count
How many columns will the matrix K contain, which will be the product of matrices I and J, where matrices I and J are square matrices of the sixth order? - Matrix element count The unit matrix has the value of determinant 3. Find out how many elements this matrix contains.
- Pendulum
Calculate the pendulum's length 2 cm lower in the lowest position than in the highest position. The circular arc length to be described when moving is 20 cm. - Garden fence
The garden has the shape of a rectangular triangle with an area of 96 square meters and a 16 m long leg. How many meters of the fence need to be fenced? - Rhombus Parquet Floor Area
The parquet floors in the room have the shape of a rhombus with a side of 2.3 dm long and a corresponding height of 0.9 dm long. How many square meters does the room have if its floor comprises 580 parquets? - Garden Steps Adult Walk
The garden has a rectangular shape with dimensions of 25 m and 52 m. How many steps would an adult with an average step length of 75 cm go through the garden? - Diamonds puzzle
The puzzle is composed of paper diamonds. One diamond (rhombus) has a diagonal 3.4 cm long and a corresponding height of 2.5 cm. How much paper in dm squared is needed for 60 diamonds? - Rhombus Parquet Room Area The parquet floors in the room have the shape of a rhombus with a side of 2.5 dm long and a corresponding height of 0.8 dm long. How many square meters does a room have if its floor is made of 600 parquets?
- Clock hands
The second hand has a length of 1.5 cm. How long does the endpoint of this hand travel in one day? - Diamond
The diamond has a circumference of 48 cm. Calculate the length of its side in dm. - Area of rectangle
Calculate the rectangle area in square meters with dimensions a = 80 dm and b = 160 dm. - Czech flag
Calculate the areas of the colored parts on Czech flag in the shape of a rectangle with dimensions of 2 m and 1 m. White and red form half the width, the blue triangle is isosceles, and its apex is half the length. - Beam diameter
What diameter must the trunk of a tree have to carve a beam with a square cross-section of 20 cm on it? - Identity Matrix Zeros How many zeros does the unit matrix E contain, which has three units in the main diagonal?
- Garden fencing The garden has the shape of a rectangle with dimensions of 32 m and 29 m. We must fence it all off, except for the entrance gate, which will be 4 m long. What is the size of the garden?
- Circle simple
The circumference of a circle is 6.28. What is the area of the circle? - Parallelogram perimeter
Triangle ABC has sides a = 5 cm, b = 3 cm, and c = 40 mm. K, L, and M are the midpoints of its sides. What is the perimeter of parallelogram KBLM in centimeters? - Wall dimensions
The walls, which are in the shape of a square with a side of 24 km, are 107 m high and 27 m wide. Calculate their perimeter and area. - Football field area
A football field for an interstate match must be between 100 m and 110 m long and between 64 m and 75 m wide. Calculate the area of the smallest and largest fields corresponding to the conditions.
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