Question

Help me please thank you

Answer 1

Perpendicular edges form a right angle, and since the figure is a rectangular prism each edge that meets at a point are perpendicular.

Bases on the figure, the edges that are perpendicular to
`\overline {JA}` are:

A)
`\overline {JT}`

B)
`\overline {EJ}`

C)
`\overline {RA}`

Your answers are A, B, and C.