Quadrilaterals/Line of Symmetry
Tell me three things about a rhombus
4 sides
2 pairs of opposite sides parallel
4 equal sides
a quadrilateral
12x12
144
True or False
A triangle has 1 vertex.
False, 3
58/2
29
Which is bigger?
2 thirds or 2 fourths
2 thirds
How many sides does a quadrilateral have?
4
1,000x1,000
1,000,000
How can we name a triangle that has one right angle with no sides the same length?
203/2
101 r1
Write 21.05 in fraction form?
21 and 5/100
True or False
A square is also a rectangle.
False
9x7
63
What does the prefix poly mean?
What does the suffix gon mean?
Think about a polygon.
many, angles
99/20
4 r19
Write this fraction in decimal form: 5/10
.5
How many lines of symmetry does an oval have?
2
33x21
How many acute angles does an obtuse triangle have?
2 acute angles
68/2
34
How many quarters is $3.25
13 quarters
How many lines of symmetry does an equilateral triangle have?
3
52x2
104
True or False
A straight line and a triangle always have the same complete degree measure?
yes, 180
800/3
266 r2
Add 4/8 and 5/12. Simplify.
12/24 + 10/24 = 22/24 = 11/12