Lines
two lines that are the same distance apart and will never touch
What is parallel lines
The longest line of a right triangle.
hypothenuse
length of the leg opposite angle A/hypothenuse
sin of A
lines that intersect to form a right angle
perpendicular line
A ninety degree angle is called a ___ angle
right angle
The length of the leg of the adjacent of angle B/ the hypothenuse
cosine B
this has one endpoint and continues in one direction forever
a ray
The length of the leg opposite angle A / the length of the leg adjacent to angle A
tangent A
A right triangle has one angle that is 45 degrees. What is the measure of the 3rd angle
What is 45 degrees
This is part of a line
a line segment
this is the number of degrees in a straight angle
What is 180 degrees
What is the measurement of the hypotenuse of a 30 degree 60 degree 90 degree angle in relation to its side?
2s
This is a quadrilateral with two pairs of opposite sides parallel and all sides the same length. (it does not have to have right angles)
What is a rhombus
This is a closed figure with at least 3 sides.
a polygon
All angles in every triangle will add up to this number of degrees. Is the statement true or false?
true
Name three trigonometric ratios.
sin, cosine, tangent
A boat has a sail with one pair of perpendicular lines, and two sides the same length. What kind of triangle is it?
What is Right, isosceles