Proportions & Similarity
A quantity of two numbers using division is called a fraction or _________
Ratio
What is the Pythagorean Theorem?
a2 + b2 = c2
A quadrilateral has how many sides?
4
I am a slide in the coordinate plane
Translation
x + 31 = 50
19
An equation stating 2 fractions (or ratios) are equal
A proportion
Right Triangle ABC has the legs 9 and 12, what is the hypotenuse?
c = 15
The sum of the angles inside a quadrilateral is....
360
If I "flip" across a mirror line, I am a ....
Reflection
In a similarity or congruence statement, what matters?
Order
3/4 = x/32
x = 24
Right Triangle ABC has a leg 18 and hypotenuse of 30, what is the other leg?
a = 24
The sum of the angles inside ANY polygon is....
Total = (n - 2)180
If I rotate the A(6, -3) 270, it is now located at?
A'(-3 -6)
What is the midsegment of a trapezoid with base lengths of 17 and 51?
34
What is the ratio of sides between similar figures called?
Scale Factor
I am looking into a right triangle from an angle of 30 degrees, I know the length of the opposite side. How do I find the hypotenuse?
Sin(30) = opp/hypotenuse
List 2 properties of a parallelogram
1) both pairs of opposite sides are congruent & parallel
2) both pairs of opposite angles are congruent
3) Consecutive angles are supplementary
4) Diagonals bisect each other
(x, y) becomes (xr, yr) is the rule for a .....
Dilation
What "Indian" discovered the right triangle trigonometry relationships?
Soh-Cah-Toa
Right Triangle ABC is similar to triangle DEF. If AB = 5, BC = 7 and DE = 20, what is the simplified SF from triangle ABC to triangle DEF?
Scale Factor is 1:4
In a right triangle, I looking in from an angle with the opposite side measure of 20 and the adjacent side measure of 10. What is the measure to nearest whole angle I am standing at?
Measure of the angle is 63
I have all the properties of a parallelogram AND
my diagonals intersect at 90, I bisect the angles, all my sides are congruent and my angles are NOT 90
What am I?
A Rhombus
If A(-3, -4) is rotated 180 and then reflected across the y axis, its new location is....
A'(-3, 4)
Sum of the exterior angles of any polygon?
360