# The area of triangle problems

#### Number of problems found: 358

- Mysterious area

The trapezoid ABCD is given. Calculate its area if the area of the DBC triangle is 27 cm^{2}. - Vertex points

Given the following points of a triangle: P(-12,6), Q(4,0), R(-8,-6). Graph the triangle. Find the triangle area. - Right triangle

Right triangle legs has lengths 630 mm and 411 dm. Calculate the area of this triangle. - Triangle

The triangle has known all three sides: a=5.5 m, b=5.3 m, c= 7.8 m. Calculate area of this triangle. - Equilateral triangle v2

Equilateral triangle has a perimeter 36 dm. What is its area? - Triangle

Calculate the triangle sides if its area S = 630 and the second cathetus is shorter by 17. - Equilateral triangle

Find the area of an equilateral triangle with a side of 15 cm. - Right triangle

Right triangle ABC with side a = 19 and the area S = 95. Calculate the length of the remaining sides. - Equilateral triangle

Calculate the area of an equilateral triangle with circumference 72cm. - Equilateral triangle

The equilateral triangle has a 23 cm long side. Calculate its content area. - Triangle SSS

Calculate perimeter and area of a triangle ABC, if a=53, b=46 and c=40. - Equilateral triangle

Calculate the side of an equilateral triangle, if its area is 892 mm^{2}. - Area of a triangle

What is the area of a triangle that has the base 4 1/4 and the height of 3 3/3? - SAS triangle

The triangle has two sides long 7 and 19 and included angle 36°. Calculate area of this triangle. - Triangle SAA

The triangle has one side long 71 m and its two internal angles is 60°. Calculate the perimeter and area of the triangle. - Sides of the triangle

Calculate triangle sides where its area is S = 84 cm^{2}and a = x, b = x + 1, xc = x + 2 - Rectangular triangle

The lengths of the rectangular triangle sides with a longer leg of 12 cm form an arithmetic sequence. What is the area of the triangle? - Is right triangle or not

If right triangle ABC, have sides a=13, b=11.5, c=22.5. Find area. - Square

Calculate the area of the square shape of the isosceles triangle with the arms 50m and the base 60m. How many tiles are used to pave the square if the area of one tile is 25 dm^{2}? - Inscribed circle

The circle inscribed in a triangle has a radius 3 cm. Express the area of the triangle using a, b, c.

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Try trigonometric triangle area calculator. See also our trigonometric triangle calculator. Examples of area of plane shapes. Triangle Problems.