Question

C) boundary
d) none of these
The adjacent sides of a rectangle are
a) parallel b) perpendicular c) coincident d) concurrent​

Answer 1

Answer:

d

Step-by-step explanation:

none of these

i think so

Answer 2

Answer:

B perpendicular

Step-by-step explanation:

each pair of opposite sides is parallel and adjacent sides are perpendicular that is every angle of a rectangle is 90°