Planimetry - math word problems - page 132 of 187
Number of problems found: 3735
- Isosceles triangle
The perimeter of an isosceles triangle is 112 cm. The length of the arm to the length of the base is at a ratio of 5:6. Find the triangle area. - Trapezium zoom
By how many times does the area of a trapezoid increase if all its sides and height are multiplied by 5? - Square colored percentage
The square in the picture has a side length of 6 cm. What percentage of the area is the colored part? - Circle waste percentage
A full circle is cut from a square plate with a side of 200 mm. What percentage of the plate is waste? - Clock hand angle
What is the angle of the clock hands: a / at 16 hours 15 minutes b / v 8 hours and 4 minutes - It is rectangular?
The size of two of the angles in a triangle is α=110°, β=40°. Is it a right triangle? - Triangle perimeter
Calculate the triangle perimeter whose sides are in ratio 3:5:7 and the longest side is 17.5 cm long. - Numbers
Determine the count of all positive integers less than 4064028 that are divisible by 5, 23, 2. What is their sum? - Right triangle
The legs of a right triangle are in the ratio a:b = 2:8. The hypotenuse has a length of 87 cm. Calculate the perimeter and area of the triangle. - Ratio of squares
A circle is given, and a square is inscribed. The smaller square is inscribed in a circular arc formed by the square's side and the circle's arc. What is the ratio of the areas of the large and small squares? - Largest squares
How many of the largest square sheets did the plumber cut the honeycomb from 16 dm and 96 dm? - Circumference + sides
The lengths of the triangle sides are in the ratio of 3:5:7. Its circumference is 45 cm. Find its lengths. - Ratio of sides 2
The ratio of the side lengths of one square to another is 1:2. Find the ratio of the area of the two squares. - Percentage - rhombus
If the side of the rhombus in the image increases by half, by what percentage will the area of the rhombus increase? - Wire
Each pass of a wire through a drawing die reduces its diameter by 13%. What will the diameter of a wire be after 6 passes, if it starts with a diameter of 6 mm? - Trapezoid base ratio
In an isosceles trapezoid, the base ratio a / c = 9/7, arm b = 10 cm, height v = 8 cm. Calculate the area of the trapezoid in cm². - Area decrease
If the area of the square decreases by 19%, by how much percent does the side of the square decrease? - Rectangle - WL in ratio
Find the length of a rectangle if the width is 28 cm and the length and width are in the ratio 7:4 (l:w). - Photo Enlargement Dimensions
The photo has 6 cm and 9 cm dimensions and should be enlarged 8:3. What will be the dimensions after magnification? - Trio 2
Decide whether a trio of numbers is the side of a right triangle: 26,24,10.
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