triangles
180*
What is the distance across a circle through its center called?
Diameter
How many sides does a quadrilateral have?
4
What is the midpoint between (2,4) and (6,8)?
What does CPCTC stand for?
Corresponding Parts of Congruent Triangles are Congruent
A right triangle has legs of 6 and 8. What is the hypotenuse?
10
What is the formula for the circumference of a circle?
C = 2πr
What quadrilateral has exactly one pair of parallel sides?
Trapezoid
What is the slope of a line passing through (1,2) and (5,10)?
2
What theorem states that vertical angles are congruent?
Vertical Angles Theorem
What theorem proves two triangles congruent if two sides and the included angle are equal?
SAS
Find the area of a circle with radius 5.
25 pie square units
What is the sum of the interior angles of any quadrilateral?
360*
What formula is used to find the distance between two points?
Distance Formula
What type of reasoning uses patterns to make conclusions?
Inductive Reasoning
Find the area of a triangle with base 120 and height 96.
11520
What is the measure of a central angle intercepting half the circle?
180°
What property makes a rectangle different from a parallelogram?
Find the distance between (1,1) and (7,9).
10
What theorem proves a triangle is right if
a² + b² = c²?
Pythagorean Theorem
A triangle has sides 7, 24, and 25. Is it a right triangle?
Yes, because 7² + 24² = 25²
A circle has circumference 18π. What is its radius?
9
: A rhombus has diagonals 10 and 24. What is its area?
Determine if the points (1,2), (3,6), and (5,10) are collinear.
Yes, they lie on the same line
If two angles are complementary and one angle is 37°, what is the other angle?
53°