how many sides dose shape A have?
8 sides
how many angles are there?
18 angles
how many right angles are there?
5
What kind of angle is this?
Right
there are ..... right angles
4
draw an angle with arms are BA and BC
What kind of angle is this?
Right angle
what is its vertex?
H
draw a right angle with arms are: OB and OA
What kind of angle is this?
Right angle
In this angle, we have vertex S and U. True or False
false
Is it a right angle?
no, it isn't
how many right angles are there?
10
name the arms
CI , CB
