Vocabulary
Define denominator
Part of a fraction, it's the bottom part of the fraction
13 X 34 =
442
16 divided by 4
4
7 X 4/8 =
3 1/2
1.08 + 1.67 =
2.75
Define perimeter
The distance around an object
The total length of a shapes boundary
20 X 148 =
2,960
648 divided by 27
1/12 X 9 =
9/12
1.40 + 0.108 =
1.508
Define area
the extent or measurement of a surface or piece of land
1033 X 192 =
198,336
1008 divided by 4
252
7 X 5/10 =
3 1/2
0.37 + 0.45 =
0.82
Define line of symmetry
a line that cuts a shape exactly in have
1998 X 32 =
63,936
606 divided by 49
12 r18
2 X 9/6
3
0.197 + 0.175 =
0.372
Define acute angle
an angle less than 90 degrees
2013 X 321 =
646,173
759 divided by 26
29 R5
1/20 X 9 =
9/20
0.070 + 1.70 =
1.770
Define obtuse angle
an angle which is greater than 90° and less than 180°
3023 X 84 =
253,932
965 divided by 47
20 R25
3/10 X 8 =
2 2/5
1.31 + 0.92 + 0.223 =
2.453