D because perpendicular lines intersect at a right angle and D is the only shape with right angles.
If you're asking how to simplify, then this is how you do it.
when a power meets another power but in brackets, then you have to multiply the powers. ¼ × 4 would be 1. i simplified 81 to 3⁴.
Answer:
c
Step-by-step explanation:
Answer:
$31.00
Step-by-step explanation:
that is the procedure above
Answer:
0.027
Step-by-step explanation:
