Question

A small indoor greenhouse (herbarium is made entirely of glass panes (including base) held together with tape. It is 30 cm long, 25 cm wide and 25 cm high What is the area of the glass?

Answer 1

Total surface area =
$2(lb + bh + lh) \\ = 2(30 \times 25 +25 \times 25 + 30 \times 25) \\ = 2(750 + 625 + 750) \\ = 2 \times 2125 \\ = 4250 \: {cm}^{2}$

Answer 2

Hi dear here is your answer.