An acute angle is less than 90 degrees, a right angle is exactly 90 degrees, no more or no less, and an obtuse angle is more than 90 degrees but less than 180 degrees. Does that answer your question?
Every triangle have 6 main parts: 3 sides and 3 angles. On a right triangle one of the angles has to be a right angle, meaning it has a 90 degree angle.
A quadrilateral is a 4 sided shape whose 4 interior angles add up to 360 degrees.
Parallelograms: 1.)opposite side of a parallelogram are parallel and you can prove that by finding the slope for both lines. 2.) opposite sides of a parallelogram are congruent 3.) diagonals bisect each other 4.)opposite angles are congruent 5.) consecutive angles are supp. *Remember that alternate interior angles are congruent.
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
There are right angles, acute angles, obtuse angles, and straight angles.
Complementary angles add up to 90 degrees.
They have equal measure.
-- It has four sides. -- Opposite sides are parallel. -- All interior angles are right angles.
No sides are congruentNo angles are congruent>Insert 3 more characteristics
Their opposite angles are equal
a rectangle has 4 right angles, a parallelogram has 2 acute angles and 2 obtuse angles
A pentagon has five sides and five angles, the only 2-D shape with these characteristics.
They share one side (line segment).
It has right angles that are 90% when it meets or crosses.
It depends you want. For instance, if you were to draw the plus sign then all angles are 90 degrees. There are 2 lines of symmetry. Furthermore, there are 2 straight angles. To conclude there are many characteristics.
All its sides are unequal, all its angles are unequal.
sides are congruent angles are congruent sides are paralell