Examples of area of plane shapes - page 11 of 129

Number of problems found: 2563

Triangle 8320
Is there a triangle with heights of 4, 7, and 10 meters?
Rectangle 73
Suppose a rectangle has a height of 9 cm and a width of 4 cm. What is the rectangular area?
Isosceles triangle
Find the area of an isosceles triangle whose leg is twice the base, b=1
Long and wide
What is the area of a rectangle that is 1 1/4 meters long and 3/4 of a meter wide?
Equilateral triangle
Find the area of an equilateral triangle with a side of 15 cm.
One hectare
How many square meters are one hectare?
Calculate
Calculate the area of the ABE triangle AB = 38mm and height E = 42mm Ps: please try a quick calculation
Square
Calculate the square's perimeter and area with a diagonal length of 30 cm.
Playground
Fencing square playground cost € 716; 1-meter cost € 13. What is the area of the playground?
Areaf of ST
It is given square DBLK with side |BL|=13. Calculate the area of the triangle DKU if vertex U lies online LB.
Radius
Determine the circle's radius if its perimeter and area are the same numbers.
Cable
The cable consists of 5 strands, each strand consisting of 11 wires with a diameter of d = 0.3 mm. Calculate the cross-section of the cable.
Area of trapezoid
The trapezoid bases are 9 dm and 7 dm. Its height is 3 cm. Calculate the area of the trapezoid.
Squares 7281
They drew two stone squares out of 25 stones. Not a single stone must remain.
The formula
The formula for the area of a circle is (Pi x r x r), where r = measure of the radius and Pi = 3.14. What is the area of a circle whose radius measures 1 cm?
A rectangle 6
A rectangle measures 2 4/5 inches by 2 1/5 inches. What is its area?
Rectangle 45
The perimeter of a rectangle is 60cm if the length of the rectangle is 20cm. a)find the width b)find the area.
Sandbox
Sandbox has an area of 32 sq ft and a length of 4 1/2 ft. What is the width of a sandbox?
Circumference parallelogram
Calculate the circumference and area of the parallelogram ABCD if side a = 72 cm, height v = 4.3 cm, and second side b = 6 cm.
Equilateral triangle v2
An equilateral triangle has a perimeter 36 dm. What is its area?

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