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Geometry: Angles, Area & Volume

Community · Medium · 20–30 min

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About This Board

Review angle relationships, area formulas, and volume of common solids for high school geometry. Built for Grades 8-10. 25 ready-to-play clues, no prep needed. This is a Grades 8–10 Math review game in a Jeopardy-style format: a teacher puts the board on one screen, teams pick clues by point value, and the class answers out loud — no student devices or accounts needed. Categories: Angle Relationships, Triangle Angles, Parallel Lines, Area Essentials, Volume Essentials.

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Questions in this game

A peek at what's on the board — 5 categories and one sample clue from each. Answers stay hidden until you open them, so the game still works.

  • Angle Relationships

    What do you call two angles that add to 90°?

    Show answer

    Complementary angles

    +4 more clues in this category

  • Triangle Angles

    What is the sum of the interior angles of any triangle?

    Show answer

    180 degrees

    +4 more clues in this category

  • Parallel Lines

    Angles in matching positions when a transversal crosses parallel lines are called what?

    Show answer

    Corresponding angles

    +4 more clues in this category

  • Area Essentials

    What is the area formula for a rectangle with length l and width w?

    Show answer

    lw

    +4 more clues in this category

  • Volume Essentials

    What is the volume formula for a rectangular prism with l, w, h?

    Show answer

    lwh

    +4 more clues in this category

Board content

Angle Relationships

$100 — What do you call two angles that add to 90°?
Complementary angles
$200 — What do you call two angles that add to 180°?
Supplementary angles
$300 — What is the term for angles sharing a vertex and a side without overlap?
Adjacent angles
$400 — Angles opposite each other when two lines intersect are called what?
Vertical angles
$500 — What is the name for adjacent supplementary angles forming a straight line?
Linear pair

Triangle Angles

$100 — What is the sum of the interior angles of any triangle?
180 degrees
$200 — What is each interior angle measure in an equilateral triangle?
60 degrees
$300 — What are the base angles of an isosceles triangle?
Congruent
$400 — The two acute angles in a right triangle are what to each other?
Complementary
$500 — A triangle with angles 45°, 45°, and 90° is called what?
Isosceles right triangle

Parallel Lines

$100 — Angles in matching positions when a transversal crosses parallel lines are called what?
Corresponding angles
$200 — Interior angles on the same side of a transversal are what?
Supplementary
$300 — Angles inside the lines on opposite sides of the transversal are called what?
Alternate interior angles
$400 — If two lines are parallel, what is true about alternate interior angles?
Congruent
$500 — If a pair of corresponding angles are congruent, what can you conclude about the lines?
Parallel lines

Area Essentials

$100 — What is the area formula for a rectangle with length l and width w?
lw
$200 — What is the area formula for a triangle with base b and height h?
1/2bh
$300 — What is the area formula for a parallelogram with base b and height h?
bh
$400 — What is the area formula for a trapezoid with bases b1, b2 and height h?
1/2(b1+b2)h
$500 — What is the area formula for a circle of radius r?
πr^2

Volume Essentials

$100 — What is the volume formula for a rectangular prism with l, w, h?
lwh
$200 — What is the volume of any prism with base area B and height h?
Bh
$300 — What is the volume formula for a cylinder with radius r and height h?
πr^2h
$400 — What is the volume formula for a pyramid with base area B and height h?
1/3Bh
$500 — What is the volume formula for a sphere of radius r?
4/3πr^3

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