Verified Answer :

OsasJ

we know that formular for volume of pyramid=area of base ×height
the area of the base is 1/2×base×height
=1/2×15×14
=105cm²
the given volume is 270cm³
∴height=volume÷base area
=270cm³÷105cm²
=\(\frac{18}{7}\)
=\(2 \frac{4}{7}\)

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