Geometry Vocab
Bisectors and more
More Geo Vocab
Misc.
Angle measures
100

Having the same measure

Congruent

100

Ray BH is an angle bisector for angle ABC. ∠ABH = 11x + 4 and ∠HBC = 12x - 7. Find x.

X=11

100

Angle Bisector

A ray that divides an angle into two congruent angles.

100

A location represented by a dot

A Point

100

complementary angles add up to how many degrees?

90 degrees

200

An angle that is greater than 90o and less than 180o

Obtuse angle

200

Ray FD is an angle bisector for angle GFH. ∠GFD = 7x + 2 and ∠DFH = 3x + 22. Find x.

X=5

200

An angle less than 90o but more than 0o

Acute Angle

200

how far are (4,5) and (-2, 10) apart?

sqrt61 or 7.81 units

200

Two adjacent angles whode measures add up to 180 degrees. 

Linear Pair

300

Points that lie within the same line.

Collinear

300

What is the other endpoint with (5, 7) if (1, 2) is the midpoint?

(-3, -3)

300

Coplanar

Points that lie in the same plane.

300

Find the midpoint between (1, 5) and (6, 10).

(3.5, 7.5)

300

What are the measurements of angles x and y?

x + 150 = 180, so x = 30 degrees

x and y are vertical angles, so y = 30 degrees

400

A line with a single end point or point of origin that extends infinitely in one direction

Ray

400

Ray SR is an angle bisector for angle PSQ. ∠PSR = 3x+1 and ∠PSQ = 74. 

Find x.

X=12

400

Vertical Angles

Two nonadjacent angles formed by two intersecting lines.

400

What is the perimeter of this triangle?

x=5+2sqrt34

or x=16.66

400

Find angles x and y

x = 120 degrees

y = 50 degrees

500

Two angles with measures that add up to a sum of 180 degrees.

Supplementary Angles

500

If LP is bisected by M. What is the length of LP if LM is 11units

22 units

500

Adjacent Angles

Two angles that lie in the same plane, have a common vertex and a common side, but no common interior points.

500

What is the area of this triange?

x=12.5 units2

500

What is the measurement of angle x?

x = 35 degrees