# Study sets matching "geometry 10 equations"

45-45-90 triangles-

30-60-90 triangles-

area of a rectangle-

area of a triangle-

hyp = ... (leg)(square root 2) ... leg= ... hyp/ square root 2

LL =... (SL)(square root 3) ... hyp= ... (SL)(2)... SL= ... hyp/ 2... SL= ... LL…

A= bh

A= bh/ 2

45-45-90 triangles-

hyp = ... (leg)(square root 2) ... leg= ... hyp/ square root 2

30-60-90 triangles-

LL =... (SL)(square root 3) ... hyp= ... (SL)(2)... SL= ... hyp/ 2... SL= ... LL…

Eulers Formula

Lateral Area of a prism

Surface Area of a prism

Lateral Area of a cylinder

F+V=E+2 (F- face, V-vertices E- edges)

L.A= ph (p-perimeter of the base, h-height)

S.A= L.A+2B (B- base)

L.A= pi

**d**h (d- diameter, h- height)Eulers Formula

F+V=E+2 (F- face, V-vertices E- edges)

Lateral Area of a prism

L.A= ph (p-perimeter of the base, h-height)

Polygon: when you know the number of si…

Polygon: when you know the number of si…

Regular polygon: to find a measure of e…

regular polygon: to find the measure of…

sum= (n-2) (180)

sum= 360

360/n

angle= 180-360/n or angle= ((n-2)(180)) / n

Polygon: when you know the number of si…

sum= (n-2) (180)

Polygon: when you know the number of si…

sum= 360

Circumference of a Circle

Arc Length

Area of a Circle

Area of a Sector

2πr

θ is the central angle in radians, r the radius of the circle,…

πr^2

The portion of a disk enclosed by two radii and an arc, where…

Circumference of a Circle

2πr

Arc Length

θ is the central angle in radians, r the radius of the circle,…

Euler's Formula

Lateral Area of a Prism... Surface Area of…

Lateral Area of a Cylinder... Surface Area…

Lateral Area of a Pyramid... Surface Area…

F+V=E+2... F: number of faces... V: number of vertices... E: number of…

LA=perimeter of base x height... SA= LA+2B

LA=2(Pi)rh or (Pi)dh... SA=LA+2B or 2(Pi)rh+2(Pi)rr

LA=1/2xpl... SA= LA+B

Euler's Formula

F+V=E+2... F: number of faces... V: number of vertices... E: number of…

Lateral Area of a Prism... Surface Area of…

LA=perimeter of base x height... SA= LA+2B

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 rect…

4 equal sides. 90 degree angles.

parallelogram

A quadrilateral with two pairs of parallel sides

rhombus

A quadrilateral with four congruent sides. "Kite"

the standard form of the equation of a…

In the same circle or congruent circles…

If a diameter/ radius of a circle is __…

The perpendicular bisector of a chord i…

(x-h)²+(y-k)²=r²

corresponding chords

perpendicular, bisects

diameter or radius

the standard form of the equation of a…

(x-h)²+(y-k)²=r²

In the same circle or congruent circles…

corresponding chords

Circle

concentric circles

Chords

Diameter of a circle

Set of all points in a plane that are a given distance from a…

Two or more copla are circles with the same center are called…

A chord of a circle is a segment joining any two points on the…

A chord that passes through the center of the circle.

Circle

Set of all points in a plane that are a given distance from a…

concentric circles

Two or more copla are circles with the same center are called…