Vocab
A round shape where every point is the same distance from the centre
Circle
13x=39
x=13
Say in words
2x=4
Two x equals four
What is pi?
3.14...
The Center
Middle
2x+1<5
x<2
say in words
3x<3
three x is less than three
If a wheel rolls around once. How do we know how far its gone?
its gone the length of its circumference
The distance around the cirlce
Circumference
3x+5=4x-1
x=6
Dans money and Tims money together is $10
d+t=10
What is bigger the radius or the diameter
Diameter !
The distance from one side to another through the center of the circle
Diameter
-15x<45
x>-3
one pen and two books costs less than $5
p+2b<5
What is this formula for
P=a+b+c
Perimeter of a triangle
Radius
The distance from the center of the circle to the edge
3x-7>2(2x+6)
x<-19
Minh was kind. Be bought his three friends coffee and an cake each. He spent $12
3(c+k)=12 or 3c+3k=12
What is Mr Richards favorite football team?
Crystal Palace!