metion one way to measure angles
protractor
X-23=8
X-23=8
X-23+23=8+23
X=31
What is symmetry
A new one-year membership at Roswell Tennis Center costs $160. A registration fee of $28 is paid
up front, and the rest is paid monthly. How much do new members pay each month?
A B= 8.5 cm
A C=35* degrees
B C= 55* degrees
What is the measurement from A to c?
7.1 cm
r+12=25
r+12-12=25-12
r=13
is this an example of symmetry in real life?
Wings of most butterflies are identical on the left and right sides.
yes
Jasmine's cell phone company charges her $35
an month for phone service plus 0.50 for each
text message. How many text messages does
Jasmine send in a month if her bill was $52?
L M = 9.2cm
L N = 55* degrees
M N = 40* degrees
What is the measurement from M to N?
6.6 cm
which angle is more than 90 degrees?
obtuse
2p=14
2p/2= 14/2
How many lines of symmetry does a rectangle have?
2 Lines
Caroline's Coffee Shop sells a refill mug for
$8.95. Each refill costs $1.50. Last month Sean
spent $26.95 on a mug and refills. How many
refills did he buy?
H I = 4.5cm
H J = 6 cm
H j =30* degrees
What measurement is from J A?
3.2 cm
X-3+3=9+3
X=12
How many lines of symmetry does a parallelogram has?
Elkins Pointe basketball team purchased
equipment and uniforms for a total cost of
$912. The equipment cost 612 and the
uniforms were $25 each. How many uniforms
did the school purchase?
912 = 612 + 25x
D E= 5.7
E F=105* degrees
D F = 35* degrees
What is the measurement from E F?
3.4cm
9k=-27
9k/9=-27/9
k=-3
How many lines of symmetry does an isosceles triangle have?
1 line
Renting boats on a lake costs $22 per hour
plus a flat fee of $10 for insurance. If you paid
$98 to rent the boat, how many hours did you
rent the boat?
10 + 22x = 98