TC JUNI of the measures of the interior angles of a triangle is 76.
a) 180
(b) 90
(c) 270
(d) 360
The sum of the measures of interior angles of a pentagon is
77.
(a) 360°
(b) 450°
© 540°
(d) 720°
The sum of measures of the interior angles of an octagon =
78.
(a) 540°
(b) 720°
O 1080°
(d) 900°
The measure of the exterior angle of the equilateral triangle
79.
(a) 30
(b) 45
(c) 60
(d) 120
The measure of the interior angle of a regular pentagon
0.
(a) 140
(b) 108
(c) 120
(d) 135
How many sides has a regular polygon if the measure of each interior angle of it is 120° ?
1.
(a) 5
(b) 6
(c) 7
(d) 8​