Quarter 1
What is a figure that has no size and represents a location?
A Point
What congruence rule uses three pairs of equal sides?
SSS
In a right triangle, what does SOH refer to?
sin = opposite/hypotenuse
What is a line that touches a circle at exactly one point?
Tangent
What is the distance around a circle called?
Circumference
If two angles add to 90°, what are they called?
Complementary angles
If two triangles have equal corresponding angles, what relationship do they have?
They are similar
What is a quadrilateral with exactly one pair of parallel sides?
Trapezoid
What is a segment that has both endpoints on a circle called?
What polygon has 8 sides?
Octagon
If a conditional statement is “If it rains, then the ground is wet,” what is the hypothesis?
It rains
What is the midpoint connector in a triangle called?
Midsegment
What is the sum of interior angles of a quadrilateral?
360 degrees
What type of line intersects a circle at two points?
Secant
What is the Pythagorean Theorem?
a² + b² = c²
What type of transformation preserves size and shape but flips a figure over a line?
Reflection
What point is where all medians intersect?
Centroid
How many degrees are in a full circle?
360 degrees
If two chords intersect inside a circle, how are the segments related?
Product of the segments are equal
What is the sum of angles in a triangle?
180 degrees
If ∠1 and ∠2 are vertical angles and ∠1 = 5x + 3 while ∠2 = 3x + 21, what is x?
x = 9
The perpendicular bisectors of a triangle intersect at what special point, and what is its key property?
Circumcenter
If a central angle measures 80°, what is the measure of its intercepted arc?
80 degrees
If a tangent and secant are drawn from the same point outside a circle, how are their lengths related?
(Tangent)² = (external part of secant) × (whole secant)
A triangle has sides in ratio 3:4:5. What type of triangle is it?
Right triangle