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Find the area of a quadrilateral ABCD in...

Find the area of a quadrilateral ABCD in which `A B=3\ c m ,\ B C=4\ c m ,\ C D=4\ c m ,\ D A=5\ c m\ a n d\ A C=5\ c m`.

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To find the area of quadrilateral ABCD, we can divide it into two triangles: triangle ABC and triangle ACD. We will use Heron's formula to calculate the area of each triangle. ### Step 1: Calculate the area of triangle ABC 1. **Identify the sides of triangle ABC:** - AB = 3 cm - BC = 4 cm - AC = 5 cm ...
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