How many degrees are in a straight line?
180 degrees
A piece or part of a line that has two endpoints.
Line segment
Find m∠HIW if m∠WIJ = 10x, m∠HIJ = 145°, and m∠HIW = 2x + 13.
35 degrees
Sophia's sister has a square doll house that has a length equal to 6 centimeters. What is the perimeter of the doll house?
24 feet
What is the Area formula of a Triangle?
A= 1/2*B*H
An angle that measures exactly 90 degrees.
right angle
A line that extends indefinitely in one direction.
A ray
A student used a protractor to find the measurement of an angle. The student concluded that the angle measured 108 degrees. What kind of angle is it?
Obtuse angle
How do we solve for perimeter?
Add all sides together to find the total distance around a shape.
What is the Distance Formula?
Sqr root (x2-x1)2+(y2-y1)2
What kind of angles always add up to 180 degrees?
Supplementary Angles
How many line segments make up a triangle?
3
Ray BD bisects the line AC. If AB=5, BD=12. What is BC?
5
Mr. Doherty needs to build a new fence around his yard. The yard is a rectangle and the length is 30 feet and the width is 20 feet. What is the perimeter of the yard?
100 feet.
Find the Distance between these two points, (-8,10), (-6,7)
Sqr 13
What type of angle will always add to 90 degrees?
Complimentary angle
What is the Midpoint Formula?
(x1+x2)/2, (y1+y2)/2
Perpendicular lines
Kameron fences a rectangular area for his dog to play in the backyard. The area measures 35yards by 45 yards. What is the total length of fence that Manny uses?
160 yards
Find the area of the polygon with the given vertices:
N(–2, 1), P(3, 1), Q(3, –1), R(–2, –1)
5*2= 10
What angles measure less than 90 degrees?
What angles measure more than 90 degrees but less than 180?
Acute/ obtuse
How many rays are needed to create one angle?
two
Points A, B, and C are collinear. Point B is between A and C. Solve for x. AC = 3x+3, AB=-1+2x, BC=11
7
A rectangle has a total area of 12 centimeters. The length is equal to 4 centimeters. What is the width of the rectangle?
3 feet
Name a point that is 53 units away from (7, −2) and state the distance between the two points.
(60,-2)