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Duplicate of Geometry Formulas not on VA SOL Formula Sheet Flashcards | StudBud

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Duplicate of Geometry Formulas not on VA SOL Formula Sheet

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Review formulas that are not on the VA SOL Formula sheet

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Questions 10

Answers

1
The formula for midpoint is
[ (X2-X1)/2 , (Y2-Y1)/2 ]
[ (X2+X1)/2 , (Y2+Y1)/2 ]
(X2-X1)2 + (Y2-Y1)2
2
Alternate interior angles:
Add to 180°
Are congruent.
3
180(N - 2) will give you:
The measure of one interior angle of an n-gon.
The measure of one exterior angle.
The sum of the exterior angles of an n-gon
The sum of the interior angles of an N-gon.
4
Similar triangle sides are solved by writing:
Ratio of the perimeter to the area.
A ratio of corresponding sides.
The pythagorean theorem.
An equation for the perimeter.
5
In the formula for lateral area of a cone LA = πrl the l stands for:
Diameter of the cone.
Height of the cone.
Slant height of the cone.
Circumference of the cone.
6
The inverse of "If I am tired I will not watch TV." is:
If I am tired I will watch TV.
If I am not tired I will watch TV.
If I don't watch TV then I am tired.
If I am not tired I will not watch TV.
7
To test if three numbers make a triangle you must:
Square the smallest, add, square largest.Check they equal.
Add the smallest and check that it's larger then longest.
8
Write the symbolic form: If I am hungry I won't eat. I eat. Therefore I was hungry.
p→~q ~q ∴ p
p→q ~q ∴ p
p→~q p ∴ q
p→~q q ∴ ~p
9
To bisect a line or angle means
Double it.
Draw a perpendicular line to it.
None of the above.
Cut it in half.
10
Which of the following does not have point symmetry?
Circle
Square
Pentagon
Hexagon