points and lines
Formulas
Parallel lines
Midsegment/bisectors
Random
100

what is used to represent a point

A dot

100

What is the formula for area of a circle ?

A = Pi r squared


100

what are parallel lines ?

lines that don't intersect and have the same slope

100

a segment connecting two midpoints of two sides of a triangle

midsegment

100

What do you call two angles that equal 90 degrees 

complementary 

200

represented by two capital letters, with a double arrowhead on top

A line

200

What is the slope formula ?

y2 - y1 / x2 - x1

200

Angles that occupy the same position on parallel lines

corresponding angles

200

If point A divides a segment in two congruent parts, What is this point called ?

midpoint

200

What is the measurement of two congruent angles that are supplementary ?

90 and 90

300

How do we name a plane ?

Three capital letters denoting points

300

What is the Pythagorean Thm ?

a2 + b= c2

300

what is the notation for parallel lines

||

300

two segments with the same length are called what ?

congruent

300

Name four ways to show triangles are congruent.

ASA. SSS. AAS. SAS

400

what are points that lie on the same line ?

collinear point

400

What is the area of a rectangle ?

A = LW

400

Angles that are interior angles that lie on opposite sides of the transversal are?

Alternate Interior Angles

400

commonly called the center of gravity

centroid

400

To set up a shadow proportion, you must set up a proportion and use what ?

cross product

500

What type of lines make right angles ?

Perpendicular

500

What is the distance formula ?

square root of  (x1 - x2)2  + ( y1 - y)2

500

What do you call a line that intersects two parallel lines ?

Transversal

500

Ray that cuts an angle in equal parts ?

And , what do we use to show this on figure ?

angle bisector , arcs

500

the longest side of a right triangle is called 

hypotenuse

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