Examples of area of plane shapes - page 10 of 129
Number of problems found: 2563
- Increase 4957
How does the area of a circle change if we double its radius? How many times does its area increase? - Perimeter 2890
The perimeter of the square is 380 dm. What will be its area? - The length 14
The length of the rectangle is 6cm, and the perimeter of the rectangle is 20 cm. Find the rectangle's breadth. Find the area of the rectangle. - A rhombus 3
A rhombus has a side length of 6 centimeters and a height of 2 centimeters. What is the area of the rhombus in centimeters square? - Circumference - diamond
The diamond has an area of 21.6 cm square. Its height is 4 cm. What is the circumference of the diamond? - Calculation - isosceles
Calculate the area and perimeter of an isosceles triangle if given: base a: 6cm, height to the base: 4cm. - Annular area
The square with side a = 1 is inscribed and circumscribed by circles. Find the annular area. - Rectangle - area, perimeter
The area of a rectangular field is equal to 300 square meters. Its perimeter is equal to 70 meters. Find the length and width of this rectangle. - Diameter
The diameter of a circular plot is 14 dm. Find the circumference and area. - Annulus
Calculate the area of two circles annulus k1 (S, 3 cm) and k2 (S, 5 cm). - Squaring the Circle
Find the side of the square with the same area as the circle of radius 9. - Illuminates 4961
The lamp illuminates a circle with a diameter of 10m. What area does the light illuminate? - Irrigates 4958
The water jet for welding the lawn reaches a distance of 1.8 m. How much is the lawn irrigated? - Right triangle - legs
Calculate the area of a right-angled triangle ABC with a=15 cm, b=1.7 dm. - Modulus and argument
Find the mod z and argument z if z=i - Equilateral triangle v3
Calculate an equilateral triangle's perimeter and area with a side of 20 dm. - Circumference circles
What is the circumference and area of the circle if r = 18cm - Diamond - simple
Calculate the circumference and area of the diamond if the side is 5 cm long and the height is 3 cm long. - Perimeter of square
The square has a circumference of 17cm. What is its area? - Drawer
The rectangular face of a drawer has a perimeter of 108 cm and a width of 18cm. Find the length and the area of the rectangular face of the drawer.
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