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Math Angles - Triangles

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Question
Answer
What is an Acute Triangle?   All three angles are acute angles. All three angles are less than 90 degrees  
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What is a right triangle?   A triangle with one right angle. The angle is 90 degrees.  
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What is an Obtuse Triangle?   A triangle with one angle larger than 90 degrees.  
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What is an Equilateral triangle?   A triangle with all sides the same length and all the same angles.  
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What is an Isosceles triangle?   A triangle where two sides are equal and have the same angle  
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What is a Scalene Triangle?   A triangle where no sides or angles are equal.  
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All the angles in a triangle add up to how many degrees?   All the angles add up to 180 degrees.  
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All the angles in a half moon is how many degrees?   180 degrees  
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How many degrees does a circle have?   360 degrees.  
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If a triangle has one angle equal to 40 degrees. Another angle equal to 60 degrees then what is the third angle?   In a triangle all the angles add up to 180 degrees. 40 + 60 = 100. Then 180-100=80 degrees.  
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In a Equilateral triangle one side measures 5 cm long and one angle is 60 degrees. What are the length of all the other sides and angles? Hint "equal" triangle.   In a equilateral triangle all angles and sides are all the same.  
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