Lines of Symmetry
A line that divides a shape into equal halves or parts.
Draw an isosceles triangle
Two equal sides
What does the numerator and denominator represent in a fraction?
Denominator: the total number of parts that make 1 whole
What is a product? Quotient?
The answer the a multiplication sentence.
The answer to a division problem
Draw a decimal place value chart to the thousandths
2. decimal point
3. tenths
4. hundredths
5. thousandths
How many lines of symmetry does an isosceles triangle have? Draw it on your whiteboard.
1
Draw a scalene triangle
No equal sides
What is a fraction called that has a larger numerator than denominator?
Improper fraction
times as many
times
product
factor
How do you know what decimal place value is greater?
Give an example
When it is closer to the ones place.
tenths are greater than hundredths because they are closer to the ones place.
How many lines of symmetry does an equilateral triangle have? Why?
3 because it has three equal sides
Draw an equilateral trinagle
three equal sides
9/4
2 1/4
Solve the following using the standard algorithm:
453 x 7
3,171
Convert the following fraction to a decimal:
8/100
0.08
8 hundredths
A rectangle has two because it does not have four equal sides. The sides are equal to each other while the top and bottom are equal.
A square has four equal sides so it has four lines of symmetry.
Draw an obtuse scalene triangle
Obtuse angle with no equal sides
Solve the following:
3 2/5 + 2 3/5
6
Solve the following. Then, check your work.
9,345/3
3,115
What is the equivalent fraction to this decimal?
0.45
45/100
How many lines of symmetry does a hexagon have? Draw it.
6 sides
Draw an right isosceles triangle
acute angle with two equal sides
Solve the following:
4 8/12 - 3 5/12
1 3/12
Solve the following using the are model:
1. 324 x 8
2. 592/5
1. 2,592
2. 118 r 2
1. 4/10 + 20/100
2. 80/100 - 5/10
1. 60/100 or 0.60
2. 3/10 or 0.3