Flashcards
Geometric Reasoning
Flashcards do conjunto (22)
- 1Enter text here...Vertically opposite angles are equal.
(vert.opp.∠'s) - 2Enter text here...Adjacent angles on a straight line add to 180º.
(adj.∠'s on str.line)
- 3Enter text here...Angles at a point add to 360º.
(∠'s at pt)
- 4Enter text here...Corresponding angles on parallel lines are equal.
（corresp.∠'s, //lines）
- 5Enter text here...Alternate angles on parallel lines are equal.
(alt.∠'s, //lines)
- 6Enter text here...Co-interior angles on parallel lines add to 180º.
(co-int.∠'s, //lines)
- 7Enter text here...Angles in a triangle add to 180º.
(∠ sum of △)
- 8Enter text here...The base angles of an isosceles triangle are equal.
(base ∠'s isos △ )
- 9Enter text here...Each angle in an equilateral triangle is 60º.
(∠ in equilat.△)
- 10Enter text here...The exterior angle of a triangle equals the sum of the interior opposite angles.
(ext.∠ of △)
- 11Enter text here...The interior angles of a polygon:
Sum =180(n-2)º, where n is the number of sides.
(int.∠ sum of polygon)
- 12Enter text here...The exterior angles of a polygon add to 360º.
(ext. ∠ sum of polygon)
- 13Enter text here...Base angles of an isosceles triangle formed from the radii of a circle are equal.
(base ∠'s isos. △, =radii)
- 14Enter text here...The angle at centre is twice the angle at the circumference on the same arc.
(∠ at centre)
- 15Enter text here...The angle in a semi-circle is a right angle.
(∠ in semi-circle)
- 16Enter text here...Angles on the same arc are equal.
(∠'s on same arc)
- 17Enter text here...Opposite angles of a cyclic quadrilateral add to 180º.
(opp.∠'s, cyclic quad)
- 18Enter text here...The exterior angle of a cyclic quadrilateral is equal to the interior opposite angle.
(ext.∠, cyclic quad.)
- 19Enter text here...The angle where the radius meets the tangent is 90º.
(tgt. ⊥ rad.)
- 20Enter text here...Tangents from a point to a circle are the same length.
(equal tgt)
- 21Enter text here...The perpendicular from the centre to the chord bisects the chord.
(⊥ from centre to chord)
- 22Enter text here...The angle between a chord and a tangent equals the angle in the alternate(opposite) segment.
(∠ in alt seg)
Informações
- Descrição
- FlashCards sobre Geometric Reasoning, criado por jenfan em 15-05-2016.
- Criado por
- jenfan
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