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An isosceles right triangle has an angle of 900 and two sides of equal length and two equal angles. Therefore other two angles must be 450.

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Q: An isosceles right triangle must have an angle that measures what?
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Related questions

What triangle has one right angle and can be an isosceles?

A triangle that has one right angle and is isosceles is called an isosceles right triangle.


Does an isosceles triangle have a right angle?

An isosceles triangle has two equal sides and two equal angles. A right triangle is any triangle with one angle that is a right angle. A right triangle could also be an isosceles triangle, but an isosceles triangle will not always have a right angle.


Does an isosceles triangle have a right angle in it?

An isosceles triangle may have a right angle, but a right angle is not a requirement of all isosceles triangles.


Does an isosceles triangle have right angles?

An isosceles triangle has two equal sides and two equal angles. A right triangle is any triangle with one angle that is a right angle. A right triangle could also be an isosceles triangle, but an isosceles triangle will not always have a right angle.


A triangle that measures 45 45 90 degrees is?

isosceles right angle traingle


If An isosceles right triangle is a triangle with an angle measuring ninety degrees and no two sides congruent?

No. An isosceles right triangle has the measures of 90, 45, and 45. Isosceles means that two sides are congruent. Hope this helps :)


What triangle has 1 right angle and can be isosceles?

A right angled isosceles triangle!


Can a right triangle be an isosceles triangle?

Yes, a right triangle an be an isosceles triangle. The triangle will will have a 90 degree angle and two 45 degree angles. This is the only way a right angle triangle can also be an isosceles triangle.


Does an equilateral triangle right triangle isosceles triangle or a scalene triangle have 1 obtuse angle?

Either an isosceles or a scalene triangle can have one right angle.


Does an isosceles triangle have a 90 degree angle?

An isosceles triangle can have a 90 degree angle, but doesn't necessarily. Similarly, a right triangle can be an isosceles triangle, but isn't necessarily.


What is right angle triangle and isoceles triangle?

A right angle triangle is a triangle with an angle 90 degrees. An isosceles triangle is a triangle with two or more equal angles/ length of lines. An equilateral triangle can also be an isosceles triangle.


What does right isosceles mean?

An isosceles triangle is a triangle that has two sides of equal length. A right triangle has an interior angle of 90 degrees. A right isosceles triangle has both characteristics. The 90 degree angle will be the angle formed by the sides of equal length.