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No the 2 equal base angles cannot be obtuse because the 3 interior angles of any triangle add up to 180 degrees

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12y ago

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What is the definition for a obtuse isosceles?

An obtuse isosceles triangle is a type of triangle that has two sides of equal length (isosceles) and one angle that is greater than 90 degrees (obtuse). This means that the triangle has one obtuse angle and two equal acute angles. The properties of an obtuse isosceles triangle include having a longer base opposite the obtuse angle and symmetrical characteristics along the axis that bisects the obtuse angle.


Can a base angle of an isosceles triangle be an obtuse angle?

Only if you are dancing on a log in the lost forest.


How many perpendicular lines does a obtuse triangle have?

An obtuse triangle can have at most one perpendicular line, which is the altitude from the vertex of the obtuse angle to the opposite side. This altitude is perpendicular to the base, creating a right angle. However, the other two angles in the triangle are acute, and thus do not form additional perpendicular lines within the triangle itself.


Does obtuse triangle must have greater area than an acute triangle?

yes. take an obtuse triangle that has a base of 8cm and a height of 3cm. then, take a right triangle that has a base of 3 cm and a height of 4 cm. do the math. the obtuse triangle will have a greater area. hope this helps.


How do you classify a triangle by the sizes of there angles?

All triangles have 3 sides and 3 interior angles that add up to 180 degrees and they are classed as follows:- Right angle triangle:a 90 degree angle and 2 acute angles Scalene triangle: 3 acute angles Obtuse triangle: an obtuse angle and 2 acute angles Isosceles triangle: 2 equal base angles and an apex angle Equilateral triangle: 3 equal angles each measuring 60 degrees


What are the characteristics of the different types of triangles?

All triangles have 3 sides and 3 interior angles that add up to 180 degrees and they are graded as follows:- Scalene triangle has 3 different acute angle Right angle triangle has a 90 degree angle and 2 acute angles Obtuse triangle has 1 obtuse angle and 2 acute angles Equilateral triangle has 3 equal sides and 3 equal angles of 60 degrees Isosceles triangle has 2 equal sides and 2 equal base angles


How do you draw altitude on triangle?

You write the height. Draw as dashed line segment, which is perpendicular to the base, from the top vertex down to the base (or a dashed line extended from the base for an obtuse triangle). Put a right-angle symbol (small square) where this line segment intersects the base)


What is the Formula for an obtuse triangle?

The hypotneuse is squared and added to the base


How do you classify triangles using their attributes?

All triangles have 3 sides and 3 interior angles that add up to 180 degrees and are classified as follows:- Scalene triangle has 3 different acute angles Obtuse triangle has an obtuse angle and 2 different acute angles Right angle triangle has a 90 degree angle Isosceles triangle has 2 equal sides and 2 equal base angles Equilateral triangle has 3 equal sides and 3 equal 60 degree angles


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.


How do you calculate area of obtuse triangle?

Area = 0.5*base*altitude


The obtuse angle of an isosceles triangle measures 120 degrees write and solve an equation to find the measure of the base angles?

Well if it has 180 degrees over all, and the two base angles have to be congruent, then the equation is 180-120=2x or each base angle is 30 degrees.