Vocabulary
What type of angle is less than 90 degrees?
What is an acute angle
2 angles that when added together equals 180
What is supplementary of a linear pair
The name of the figure that has 5 sides
What is a pentagon
The sum of all the angles in a triangle is _____.
What is 180 degrees
A segment whose endpoints are the center of the circle and any point on the circle.
What is a radius
Two lines that intersect to form a right angle.
What is perpendicular.
True or false: A square is a rectangle
What is true.
What is the pythagorean theorem?
a2+b2=c2
What is the formula for the circumference of a circle?
What is C=piD OR C=2piR
The trigonometric function that is the ratio of the adjacent and hypotenuse sides of a right triangle
What is a cosine
Angles that are on the opposite sides of the transversal and outside the parallel lines.
What is alternate exterior angles.
The total interior angle measure of a 6 sided figure
What is 720
Find the length of the side across from the 60 degree angle if the side across from the 30 degree angle is 8
What is 13.85
The word that means 2 points lying on the same line
What is collinear
An angle measures 97°. What is it's supplement?
What is 83°
Three measures of the angles of a quadrilateral are 121° , 59° and 87°. What is the measure of the last angle?
What is 93°
Find the length of the hypotenuse of a triangle if one angle measures 50° and the side opposite of the angle is 8 ft.
What is 10.44 ft
Write the equation of a circle whose diameter is 12 and center is (-1,2)
What (x+1)2+(y-2)2=62
The name of the line that only touches the circle once on the outside
What is a tangent
∠1 and ∠2 are complementary. m∠1 = 2x + 7 and m∠2 = 4x – 19. Find the measure of each angle.
What is ∠1 = 41° and ∠2= 49°
Given parallelogram FROG and m∠ G = 4x +10 and m∠ R= 8x-30. Solve for x.
What is 10.
Sam is standing 50 feet away from the base of a building. She looks up at a 73° angle of elevation to a point on the edge of the building’s roof. How tall is the building?
What is 163.5 ft
The area of a circle is 154 square meters. Find the radius.
What is 7 meters