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Lines and angles

QuestionAnswer
Which types of angles is there in a square ? right angles
the smaller size of angle is ... flat
if an angle is less 90°, it is an ... angle acute
if the sum of two angles is 180°, the angles are ... supplementary
if the sum of two angles is 90°, the angles are ... complementary
How do you say "angle aiguë" in english ? acute angle
what is a reflex angle ? a more than 180° angle
What is the difference between a line and a segment ? the line has an indefinitely length contrary at segment
Created by: clementt
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