Angles
$100: What type of angle measures less than 90 degrees?
Answer: Acute angle
$100: What do we call lines that never cross and stay the same distance apart?
Answer: Parallel lines
$100: A square has how many lines of symmetry?
Answer: 4
$100: A triangle with all equal sides is called what?
Answer: Equilateral triangle
$100: True or False: A square has both parallel and perpendicular sides.
Answer: True
$200: What type of angle measures exactly 90 degrees?
Answer: Right angle
$200: What do we call lines that cross to make right angles?
Answer: Perpendicular lines
$200: True or False: A rectangle has lines of symmetry.
Answer: True
$200: A triangle with 2 equal sides is called what?
Answer: Isosceles triangle
$200: What kind of angle is 25°?
Answer: Acute angle
$300: What type of angle measures more than 90 degrees but less than 180 degrees?
Answer: Obtuse angle
$300: How many rays are needed to make an angle?
Answer: 2 rays
$300: Which shape usually has exactly one line of symmetry: rectangle, square, or heart?
Answer: Heart
$300: A triangle with no equal sides is called what?
Answer: Scalene triangle
$300: What kind of angle is 170°?
Answer: Obtuse angle
$400: A sprinkler turns 225°. It has already turned 115°. How many more degrees can it turn?
Answer: 110°
$400: What tool is used to measure angles?
Answer: Protractor
$400: What is symmetry?
Answer: When two halves match exactly
$400: What type of triangle has one 90° angle?
Answer: Right triangle
$400: If an angle turns halfway around a circle, how many degrees is it?
Answer: 180°
$500: Measure of an angle is 145°. Is it acute, right, or obtuse?
Answer: Obtuse
$500: How many degrees are in a full circle?
Answer: 360°
$500: Drawn line that splits a shape into matching halves is called what?
Answer: Line of symmetry
$500: A triangle with all acute angles is called what?
Answer: Acute triangle
$500: Name one shape that has parallel sides.
Answer: Possible answers: rectangle, square, parallelogram, trapezoid