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act prep

math words for act

TermDefinition
Mid point location of the middle of a line it is an ordered pair (x,y)
sine trig ratio opposite/hypotenuse
cosine trig ratio adjacent/hypotenuse
tangent trig ratio opposite/adjacent
Area of a circle pi * radius(squared)
circumference pi*diameter
radius half the length of the diameter, from center to a pt. on the circle
diameter segment connecting two points on the circle that passes through the center.
How many questions on the math act test 60
How many answer choices on each math question on act 5
How many minutes to take the act math test 60 minutes
How many questions on the english act test 75
How long to take the english test 45 minutes
How long for the science test 35 minutes
How long for the reading test 35 minutes
Opposite sides of a parallelogram are parallel and congruent
Opposite angles of a parallelogram are equal
consecutive angles in a parallelogram are supplementary
diagonals in a rhombus are perpendicular
diagonals in a rectangle are congruent
The hypotenuse in a right triangle is the longest side
sohcahtoa only works on right trianglel
Rate * time distance
Ratio compares two things
proportion compares two ratios
If two triangles are similar their sides are proportional
If two triangles are similar then their corresponding angles are congruent
The ratio of the sides of a 30:60:90 right triangle are 1:1.73:2
The ratio of the sides of a 45:45:90 right triangle are 1:1;1.41
Created by: mark.kerschen