There can be 0 to 5 right angles, or 1 to 6 obtuse angles in a hexagon.
4 right angles, no other angles.
1
Two right angles add up to 180 degrees because a right angle is 90 degrees
Just one of them and two acute angles that add up to 90 degrees.
Perpendicular lines make four 90 degree angles otherwise known as right angles.
four
There can be 0 to 5 right angles, or 1 to 6 obtuse angles in a hexagon.
4 right angles, no other angles.
1
Two right angles add up to 180 degrees because a right angle is 90 degrees
A square and a rectangle are two of them because they both have 4 interior right angles
None - the edge is curved so no straight sections to make angles
Just one of them and two acute angles that add up to 90 degrees.
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180 degrees
4