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act prep
math words for act
| Term | Definition |
|---|---|
| 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 |