Angles
An angle that measure exactly 90 degrees is called a...
Right angle
A triangle that has one 90 degree angle is called....
A right triangle
A shape with three sides is called a...
Triangle
What is 75 + 83?
158
69 - 72 =
17
An angle that measures exactly 180 degrees is called a...
Straight Angle
A triangle when all three angles are are less than 90 degrees is called.....
An acute triangle
A polygon with five sides is called a...
Pentagon
250 + 100 =
350
841 - 50 =
791
What is the characteristic of an acute angle?
Needs to be less than 90 degrees
A triangle with two equal sides is called...
Isosceles triangle
A polygon that has six sides is called a...
hexagon
395 + 43 =
438
1,000 - 531 =
469
What is a characteristic of an obtuse angle?
Needs to be more than 90 degrees
A triangle that has three equal sides is called...
An Equilateral triangle
A polygon with eight sides is called a...
octagon
30 + 75 =
105
15,598 - 1,489 =
14,109
True or False........An angle has a vertex?
True.....It is where two lines come together.
A triangle with no equal sides is called...
A scalene triangle
A polygon with nine sides is called a...
Heptagon
1,482 + 258 =
1,740
6 + 6 x 3 - 7 =
17