an angle greater than 0 degrees but less than 90 degrees
acute angle
This tool is used to measure angles.
a protractor
Solve for b.
b = 19

x = 12
The supplement to 42º is __
138º
angles that are next to each other
adjacent angles
Angles are measured in (units) :
Degrees
a=

44
Solve for x

x = 21
Solve for y.
y=71
complementary angles
Two angles that share a common side are called __________.
adjacent angles
What is x=

x= 60
Solve for each angle.

32º, 28º, 30º
Solve for x and y.
x=50
y = 130
What is the relationship between angles 1 and 2?
supplementary angle
Name two complementary angles.

ABI and IBH
Solve for n

151
What is the measurement of angle f?

34º
Solve for x and y
x=40
y=35
What type of angles are 3 & 5

Vertical Angles
Give 3 different sets of supplementary angles.

139, Z
Z,Y,49
Y, 49, X
Give all the missing angles

a) 140
b) 40
c) 140
Solve for x.
Solve for angle CEB and AED

CEB = 125
AED=55