<b and <f are vertical angles alternate interior angles corresponding angles complementary angles <e and <h are: corresponding angles complementary angles vertical angles supplementary angles <d and <f are: corresponding angles alternate interior angles vertical angles same side interior angles <e and <f are: complementary angles alternate interior angles corresponding angles adjacent angles If m<a = 120, then m<d = If m<e = 112, the m<a = If m<f = 70, the m<d = If < h = 3x and m< e = 105, then x = Label by angles: right acute obtuse angles: sides: 12 10 Label by sides: equilateral isosceles scalene 5 Label by angles: right acute obtuse angles: sides: 110 Label by sides: equilateral isosceles scalene Label by angles: right acute obtuse angles: sides: 40 Label by sides: equilateral isosceles scalene 80 60 Label by angles: right acute obtuse angles: sides: Label by sides: equilateral isosceles scalene Label by angles: right acute obtuse angles: sides: Label by sides: equilateral isosceles scalene Label by angles: right acute obtuse angles: sides: Label by sides: equilateral isosceles scalene 12 8 9 Find x 65 x = 57 x Find x 40 x = x Find x x x = 130 20 Find x 35 x = 100 x Find x x = 155 x 60 Find x 20 x = x 30 Find x 80 x = x+51 60 Find x 3x-6 x = 80 130 Find x 88 86 x = 92 x Find x 56 96 x = 120 x Find x 87 x = x 98 Find x 74 17x + 8 x = 110 66 Find x 85 115 x = x 155 Find x 75 45 x = 79 68 x Find x 156 35 x = 40 x Find x 4x + 17 x = x+23 80 Regular Polygon The sum of the interior angles is:
One interior angle is: The sum of the exterior angles is: One exterior angle is: Regular Polygon The sum of the interior angles is:
One interior angle is: The sum of the exterior angles is: One exterior angle is: Regular Polygon The sum of the interior angles is:
One interior angle is: The sum of the exterior angles is: One exterior angle is: Regular Polygon The sum of the interior angles is:
One interior angle is: The sum of the exterior angles is: One exterior angle is: |