Answer:
68.3 cm^2
Explanation:
Assuming slant height is 5 cm : ( the Q does not say)
The base area will be 5 x 5 = 25 cm^2
then you have 4 equilateral triangles of side length 5 cm
total area = 43.3 cm^2
SUM = 68.3 cm^2
you have to multiple 5x5x5
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