Match each cross section to its area. Pls help I'm horrible at math. Marking best answer brainliest.
CROSS SECTIONS:
a cross section passing through the diagonals of opposite
faces of a cube with edges that are 7 inches long and a
diagonal that is approximately 10 inches
a cross section parallel to the base of a cube whose edges are
8 inches long
a cross section perpendicular to the base and passing
through the diagonals of the base and opposite face of a
right rectangular prism that is 24 inches wide, 7 inches long,
and 12 inches tall and measures 25 inches along the
diagonal of the base
a cross section parallel to the base of a right rectangular prism
that is 3 inches long, 7 inches wide, and 11 inches tall
AREAS:
21 square inches
64 square inches
70 square inches
300 square inches
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Through a give cross section `n_(1)` electrons per second are passing from left to right and `n_(2)` protons per second are passing from right to left simultaneously. The electric current throught that cross section is ( `theta` = electronic charge).
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