Multiply half of the length of the base by the height.
Just like any other triangle.
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let equal sides be =a the other side =b then, area= b/2(square root of 4a.a-b.b/4) gives you the value for the area
An isosceles triangle definitely has three axes of symmetry
An isosceles triangle is a shape that has at least 2 sides that are the same length. This forces the angles to be acute.
0An equilateral triangle has 3An isoceles triangle has 1All other triangles have 0
To find the area of a triangle, you have to multiply the base of the triangle and the height of the triangle, then divide the product of those numbers by two.