vocabulary
an angle of 180 degrees
what is a line
18 x 9
what is 162?
81 divided by 9
what is 9
568+29
what is 597
839-573
what is 266
obtuse angle
what is an angle bigger than 90 degrees, but less than 180?
81x7=
what is 567?
100 divided by 8
what is 12 r 5
478+245
what is 723
1495-988
what is 507
acute angle
what is less than 90 but more than 0?
34 x 6
what is 204?
120 divided by 12
what is 10
8238+676
what is 8914
9546-5969
what is 3577
perpendicular lines
what are lines that intersect at exactly 90 degrees
88x90
what is 7,920
305 divided by 5
what is 61
4765+3482
what is 8247
1056-987
what is 97
perimeter
what is the area around the shape
859x473
what is 406307
3000 divided by 30
what is 100
5280+5280
what is 10560
$8790-$7685
what is $1105