Fill in the blanks to make the statements true:

If 4 km on a map is represented by 1 cm, then 16 km is represented by ……….. cm.

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The net of a rectangular prism has ……………. Rectangles.

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In a three-dimensional shape, diagonal is a line segment that joins two vertices that do not lie on the …………… face.

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If actual distance between two places A and B is 110 km and it is represented on a map by 25 mm. Then the scale used is ………….. .

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A pentagonal prism has …………… faces.