Flashcards on Geometry

Click on the flashcard to see the answer


What is the term for a polygon with eight sides?

Octagon

What is the formula to calculate the area of a triangle?

Area = (base * height) / 2

In a right triangle, which side is always opposite the right angle?

Hypotenuse

What is the measure of each interior angle of a regular hexagon?

120 degrees

What is the term for a line that intersects two or more coplanar lines at different points?

Transversal

What is the formula to calculate the circumference of a circle?

Circumference = 2 * pi * radius

What is the term for two angles whose sum is 180 degrees?

Supplementary angles

What is the sum of the interior angles in a triangle?

180 degrees

What is the term for a three-sided polygon?

Triangle

What is the formula to calculate the volume of a cylinder?

Volume = pi * radius^2 * height

What is the term for a line that touches a curve at a single point without crossing it?

Tangent

What is the formula to calculate the area of a circle?

Area = pi * radius^2

What is the term for a quadrilateral with exactly one pair of parallel sides?

Trapezoid

What is the sum of the exterior angles of any polygon?

360 degrees

What is the term for a line segment that connects two non-adjacent vertices of a polygon?

Diagonal

What is the formula to calculate the volume of a sphere?

Volume = (4/3) * pi * radius^3

What is the term for a polygon with eight sides?

Octagon

What is the formula to calculate the area of a triangle?

Area = (base * height) / 2

In a right triangle, which side is always opposite the right angle?

Hypotenuse

What is the measure of each interior angle of a regular hexagon?

120 degrees

What is the term for a line that intersects two or more coplanar lines at different points?

Transversal

What is the formula to calculate the circumference of a circle?

Circumference = 2 * pi * radius

What is the term for two angles whose sum is 180 degrees?

Supplementary angles

What is the sum of the interior angles in a triangle?

180 degrees

What is the term for a three-sided polygon?

Triangle

What is the formula to calculate the volume of a cylinder?

Volume = pi * radius^2 * height

What is the term for a line that touches a curve at a single point without crossing it?

Tangent

What is the formula to calculate the area of a circle?

Area = pi * radius^2

What is the term for a quadrilateral with exactly one pair of parallel sides?

Trapezoid

What is the sum of the exterior angles of any polygon?

360 degrees

What is the term for a line segment that connects two non-adjacent vertices of a polygon?

Diagonal

What is the formula to calculate the volume of a sphere?

Volume = (4/3) * pi * radius^3

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