On a photograph of a triangular piece of land, the lengths of the three sides are 12 cm, 15 cm, and 21 cm respectively. The sh
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No, your answer is correct. 58
Answer:
84,375 m^2
Step-by-step explanation:
We need to find the surface area of the pyramid. The pyramid can be divided into 4 triangles and one square (the bottom).
Area of a triangle is 1/2*b*h where b is the base of the triangle and h is the height.
Area of a square is length times width.
Total area =