#### Study sets matching "geometry equations formulas"

#### Study sets matching "geometry equations formulas"

Circle equation

Justify tangent segments being congruent

(volume) all solids with two bases for…

(volume) rectangular prism

(x-h)^2+(y-k)^2=r^2

Two tangent segments that meet at a point outside a circle ar…

V=B*h (B=area of base)

(l

**w)**hCircle equation

(x-h)^2+(y-k)^2=r^2

Justify tangent segments being congruent

Two tangent segments that meet at a point outside a circle ar…

a2+b2=c2

leg/hyp=seg adjacent to= leg/ same leg

altitude/ set of hyp= other set of hyp…

hyp= leg squareroot2

pythagorean theorem

geometric mean equation used when looking for a leg

geometric mean equation used when looking for the hypotenuse

equation used in a 45-45-90

a2+b2=c2

pythagorean theorem

leg/hyp=seg adjacent to= leg/ same leg

geometric mean equation used when looking for a leg

Volume of a Rectangular Solid

Pythagorean Theorem

Area of a Trapezoid

Volume of a Prism

V = lwh

a² + b² = c² ... where a and b are the lengths of the legs and…

A = 1/2 (b1 + b2)h ... where b1 and b2 are the bases

V = Bh ... where B=Area of base and h=height

Volume of a Rectangular Solid

V = lwh

Pythagorean Theorem

a² + b² = c² ... where a and b are the lengths of the legs and…

sum of angles in polygon (interior)

each angle in regular polygon (interior)

each angle of regular polygon (exterior)

sum of angles in polygon (exterior)

(n - 2) 180

(n - 2) 180 / n

360 / n

360

sum of angles in polygon (interior)

(n - 2) 180

each angle in regular polygon (interior)

(n - 2) 180 / n

point slope form of linear equation

slope formula

standard form of a linear equation

slope of a vertical line

y - y₁ = m ( x - x₁ )

m = y₂ - y₁ / x₂ - x₁

Ax + By = C

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point slope form of linear equation

y - y₁ = m ( x - x₁ )

slope formula

m = y₂ - y₁ / x₂ - x₁

Two polygons are only similar when and…

How is a ratio set up

If two triangles are similar, then the…

If two triangles are similar, then the…

... their corresponding angles are congruent and correspondin…

a/b=c/d

... proportional to the measures of the corresponding sides.

... proportional to the measures of the corresponding sides.

Two polygons are only similar when and…

... their corresponding angles are congruent and correspondin…

How is a ratio set up

a/b=c/d

The triangles are congruent if two sid…

If two sides of a right triangle are c…

All three altitudes of a triangle fall…

A right triangle is congruent to an ob…

Sometimes

Always

Never

Never

The triangles are congruent if two sid…

Sometimes

If two sides of a right triangle are c…

Always

Determining the total amount of degree…

Determine the ratios:... Normal Ratio... Rat…

Give an Example of a Geometric Mean

Pythagorean Theorem (of a rt. triangle)

(n-2)180=x

x:y... x²:y²... x³:y³

r/s = s/r

a²+b²=c²

Determining the total amount of degree…

(n-2)180=x

Determine the ratios:... Normal Ratio... Rat…

x:y... x²:y²... x³:y³

parallelogram

rhombus

rectangle

square

A quadrilateral with two pairs of parallel sides

A quadrilateral with four congruent sides. "Kite"

A parallelogram with 90 degree angles. A square is also a rec…

4 equal sides. 90 degree angles.

parallelogram

A quadrilateral with two pairs of parallel sides

rhombus

A quadrilateral with four congruent sides. "Kite"

Complimentary Angles: Definiton

Supplementary Angles: Definition

Alternate Interior Angles: Defintion

Alternate Exterior Angles: Defintion

Angles that add up to 90 degrees

Angles that add up to 180 degrees

Angles inside a pair of parallel lines and across the transve…

Angles outside a pair of parallel lines and across the transv…

Complimentary Angles: Definiton

Angles that add up to 90 degrees

Supplementary Angles: Definition

Angles that add up to 180 degrees