Lines of Symmetry
How many lines of symmetry does a square have?
4
What type of angle measures less than 90 degrees?
Acute
What type of triangle has all sides of different lengths?
Scalene
What is the measure of an angle that is half of a right angle?
45 degrees
How many right angles does a rectangle have?
4
How many lines of symmetry does a triangle have if it is equilateral?
3
What type of angle measures exactly 90 degrees?
Right
What type of triangle has at least two sides that are equal in length?
Isosceles
If a 90 degree angle is split into 2 parts and one angle measures 50 degrees, what is the measure of the other angle (its complement)?
40 degrees
What shape has four equal sides and opposite angles that are equal?
Rhombus
How many lines of symmetry does a rectangle have?
2
What type of angle measures more than 90 degrees but less than 180 degrees?
Obtuse
What type of triangle has all sides of equal length?
Equilateral
If a straight angle is split in two parts and one part is 70 degrees, what is the measure of the other angle?
110 degrees
What is the name of a shape with three sides?
Triangle
How many lines of symmetry does a circle have?
Infinitely many
What do you call an angle that is exactly 180 degrees?
Straight Angle
Can a triangle have one angle that measures more than 90 degrees?
Yes, an obtuse triangle
If you have a triangle with angles measuring 60 degrees and 70 degrees, what is the measure of the third angle?
50 degrees
What are the attributes of a square?
Four equal sides, four right angles, and lines of symmetry
Can a parallelogram have lines of symmetry? If so, how many?
Yes it can if it is a rectangle
If two angles are on opposite sides of each other, what does that mean about the measure of the angles.
They are the same measures
What kind of triangle has side measures of 2cm, 8cm, and 4 cm, 1 90 degree angle, and 2 acute angles?
Scalene Right Triangle
A reflex angle (larger than 180 degrees) of 234 degrees is split into 3 sections: one section measures 79 degrees, the second measures 25 degrees, what is the measure of the missing angle?
130 degrees
What makes a rhombus different from a rectangle?
A rhombus has all sides equal, but a rectangle has opposite sides equal