Question

Which of the following are examples of right angles?
a.the corner of a square room
b.four-way intersection of two streets
c.the sharpened tip of a pencil
d.the side of a sheet of paper
e.a pair of scissors that is not open

Answer 1

Right angles are 90 degree angles. Formed by sides that are "perpendicular" to each other. So, what are good examples above?

Answer 2

i think d, and a

Answer 3

Very good.

Answer 4

b is a tough call. There are street intersections that are not always at 90 degrees.

Answer 5

i think its also c.

Answer 6

That does not seem like a right angle to me.

Answer 7

2 Right angles make a straight line.