Geometry Flashcards
What is the sum of the interior angles of a triangle?
180 degrees
True or False: A parallelogram has opposite sides that are equal in length.
True
Fill in the blank: The formula for the area of a rectangle is __________.
length × width
What is the Pythagorean theorem?
a² + b² = c²
Multiple Choice: Which of the following shapes has four equal sides and four right angles? A) Rectangle B) Rhombus C) Square D) Trapezoid
C) Square
What do you call a polygon with five sides?
Pentagon
What is the formula for the circumference of a circle?
C = 2πr
Fill in the blank: The angles in a straight line add up to __________.
180 degrees
What is the difference between a rhombus and a rectangle?
A rhombus has all sides equal, while a rectangle has opposite sides equal and all angles are right angles.
What is the formula for the area of a circle?
πr2
Name the 4 angle types:
- Vertically opposite
- Corresponding angle
- Straight angle
- Alternate angle
What is a vertically opposite angle?
What is a corresponding angle?
What is a straight angle?
What is a alternate angle