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use protractor, or divide isosceles triangle into two right triangles, and use trigonometric functions to find the angles individually (ONLY IF YOU HAVE ALL SIDE LENGTHS CAN YOU DO THIS)

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Q: How calculate angle in isosceles triangle?
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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.


If the base of an isosceles triangle is 74 what is the measure of the vertex angle?

You can't calculate any angle if all you know is one side of the triangle.


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.


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.


How many angle does a isosceles triangle?

there are three angles on an isosceles triangle


What is the angle opposite the base angles of an isosceles triangle?

The third angle of an isosceles triangle doesn't have a name.


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.


What are 2 properties of an isosceles triangle?

-- An isosceles triangle has two equal sides. -- An isosceles triangle has two equal angles. -- An isosceles triangle has two equal interior-angle bisectors. -- The bisector of the vertex angle of an isosceles triangle is also the perpendicular bisector of the triangle's base.


An angle not congruent to the base angles of an isosceles triangle?

The base angles of an isosceles triangle are congruent. The vertex angle of an isosceles triangle is not necessarily congruent to the base angles.


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.