Flash FeedAngle Types and Triangle Types flashcards
Acute, right, obtuse, straight and reflex angles; equilateral, isosceles and scalene. 27 cards. Tap a card to flip it.
The cards
How this deck was checked
On 2026-10-31, every card was compared with a primary source and with a second source from a different publisher. The comparison was done automatically, not by a teacher, so a card can still be wrong. Flash Feed is not affiliated with any source named here.
Sources
Total: 12 · primary: 4 · second publisher: 8
- Primary source Angles - Acute, Obtuse, Straight and Right (opens in a new tab) (Maths Is Fun, mathsisfun.com)
- Primary source Triangles - Equilateral, Isosceles and Scalene (opens in a new tab) (Maths Is Fun, mathsisfun.com)
- Second source Angle (opens in a new tab) (Wikipedia, en.wikipedia.org)
- Second source Triangle (opens in a new tab) (Wikipedia, en.wikipedia.org)
Show the other sources (8)
- Primary source Complementary Angles (opens in a new tab) (Maths Is Fun, mathsisfun.com)
- Primary source Supplementary Angles (opens in a new tab) (Maths Is Fun, mathsisfun.com)
- Second source Angle (MathWorld) (opens in a new tab) (Wolfram MathWorld, mathworld.wolfram.com)
- Second source Angles (opens in a new tab) (Cuemath, cuemath.com)
- Second source Scalene triangle (opens in a new tab) (Cuemath, cuemath.com)
- Second source Equilateral triangle (opens in a new tab) (Wikipedia, en.wikipedia.org)
- Second source Isosceles triangle (opens in a new tab) (Wikipedia, en.wikipedia.org)
- Second source Right triangle (opens in a new tab) (Wikipedia, en.wikipedia.org)
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