Answer:
D is a perfect square
Step-by-step explanation:
a perfect square is a squared number that has a square root of an even number like sqrt(64) = 8 and 8 is an even number making it a perfect square
a) & b) is yes, c) is no. hope you have a good day
600 * 0.85 (the way to work out 85% of something) = 510 flights on time
1.acute angle
right angle
2.pencil
the edge of a table
3.a Ray from light
a Ray from sun
