Areas of figures
Types of exercises: sector of a circle, area of a quadrilateral, area and circumference of a circle, areas and heights of quadrilaterals from the sine of an angle.
Exercises are drawn at random from a large bank - every click gives a different set.
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Compute the area
A circle has diameter 72 cm.
Find the area of the figure
A parallelogram has sides of 19 cm and 10 cm, and the angle between them is 120°. What is the area of the parallelogram?
Compute the area
A rhombus has diagonals of 34 cm and 10 cm.
Compute the area
A sector of a circle of radius 23 cm has a central angle of 270 degrees.
Compute the circumference
A circle has radius 34 cm.
Find the height of the trapezium
The leg of an isosceles trapezium is 6 cm long and makes an angle of 45° with the longer base. What is the height of the trapezium?
Compute the area
A parallelogram has a base of 30 cm and a height of 10 cm.
Compute the length of the arc
A sector of a circle of radius 29 cm has a central angle of 72 degrees.
Compute the area
A circle has radius 75 cm.
Find the area of the figure
A rhombus has a side of 6 cm, and one of its angles is 30°. What is the area of the rhombus?
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