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Triangles
Angles
Centers of a Triangle
Other
100
2 sides of an isosceles triangle measure 2 and 5. If the base measures 2, what could be the third side's distance?
What is 5?
100
Nonadjacent angles formed by two pairs of opposite rays create what kind of angle?
What is a vertical angle?
100
The center that's ALWAYS in the middle of a triangle is called what?
What is incenter?
100
An enlargement or reduction of a given shape is called a what?
What is dilation?
200
3 sides that are all the same length form what kind of triangle?
What is an equilateral triangle?
200
Line passing through the vertex of the angle that cuts it into two equal smaller angles.
What is an angle bisector?
200
Which center has the intersection of altitudes?
What is orthocenter?
200
What is the transformation if the factor is more than 1?
What is stretch?
300
3 angles that are less than 90 degrees form what kind of triangle?
What is an acute triangle?
300
Angles inside the given formation of two parallel lines intercepted by a line are called what?
What are interior angles?
300
The intersection of angle bisectors creates what kind of center?
What is incenter?
300
A polygon with 6 lines of symmetry.
What is a hexagon?
400
In triangle XYZ, line segment XY is not congruent to YZ and ZX. What type(s) of triangle(s) can it be?
What is scalene/isosceles triangles?
400
What 2 types of angles do you find in the letter A?
What are acute and obtuse angles?
400
A centroid involves the intersection of what?
What are medians?
400
Triangle ABC rotates 90 degrees clockwise, what are its new coordinates? A(1,1) B(4,1) C(4,1)
A(1,-1) B(4,-1) C(1,-4)
500
What triangle is always similar? In what ratio?
Equilateral, 1:1:1
500
Alternate angles are found in what kind of shape/figure?
In a letter "Z" shape.
500
When the center of a triangle is a circumcenter, what is the intersection made of?
What are perpendicular bisectors?
500
What does the acronym C.P.B.I.A.B.C.M.O.A. stand for AND represent?
Circumcenter/Perpendicular/Bisectors/Incenter/Angle/ Bisectors/Centroid/Medians/Orthocenter/Altitude What are points of concurrency?