Vocabulary
Early Theorems
Inequalities (part 1)
Inequalities (part 2)
Random
100

Cuts an angle into two congruent angles 

what is the angle bisector

100

AP=3x, PB=2x+1. If triangle APB is an Isosceles Triangle, solve for x. 

x=1

100

The sum of two sides of a triangle must be (blank) than the third sides

bigger/ larger

100
Which is the shortest side?
CA
100

What does CPCTC stand for?

Corresponding parts of congruent triangles are congruent.

200
Cuts a line segment into two congruent line segments while forming a right angle
What is the Perpendicular Bisector
200

Solve for x.

x=6

200

What's the range for a third side of a triangle given these measures of 2 sides: 6 ft and 19 ft.

What is 13 ft < x < 25 ft?

200

What is the smallest angle? 


angle opposite 5

200

Triangle BAC is similar to triangle PQR. If angle C is 39 degrees, angle R must be how many degrees?

39 degrees

300
The (blank) is the intersection of perpendicular bisectors
What is the circumcenter
300
The (blank) is equidistant from the vertices
What is the circumcenter
300
The (blank) is bigger than either remote interior angles in a triangle
Exterior angle
300

Solve for range of possible values of x.

3 is less than x which is less than 17

300

Triangle RUT has side lengths RU=5 cm. and UT=7 cm. Triangle SAY has side lengths SA=5 cm. and AY=7 cm. Angle U is 43 degrees, while angle A is 39 degrees. Which side is longer: side TR or side YS?

side TR



400
Point of intersection of the medians of a triangle
What is the centroid
400
The (blank) is equidistant from the sides of a triangle
What is the incenter
400

2 mm, 5mm, and 6mm

Possible Sides of a Triangle

400

How many exterior angles does a triangle have?

6

400

Triangle IOP has medians JO, KP, and LI. A is the centroid of the triangle. If JO=3 cm., KP=5 cm., and LI=2 cm., what is the length of JA?

1 cm.

500
Incenter
The intersection of angle bisectors
500

If GF=20, then BF=?

60

500

what is the shortest side length

EV

500

What's the order of the angles from LARGEST to SMALLEST?

 

Angle B

Angle A

Angle C

500

Triangle ASD has medians ZS, XD, and CA. L is the centroid of the triangle. If ZS=3 cm., XD=5 cm., and CA=2 cm., what is the length of SL?

2 cm.

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