18. A triangle with one obtuse angle.
A. Acute triangle B. Right triangle C. Equilateral triangle D. Obtuse triangle
19. A quadrilateral with two pairs of opposite sides parallel to each other
A. Trapezoid B. Rhombus C. Quadrilateral D. Parallelogram
20. A triangle with no two sides congruent.
A. Acute triangle B. Isosceles triangle C. Equilateral triangle D. Scalene triangle
21. If the sum of the interior angles of a regular hexagon is 720°, what is measure of each interior angle?
A. 120° B. 90° C. 180° D. 60°
22. If the sum of the interior angles of a rectangle is 360°, what is measure of each interior angle?
A. 90° B. 190° C. 80° D. 60°
23. If the sum of the interior angles of an equiangular triangle is 180°, what is measure of each interior angle?
60° B 90° C. 80° D. 160°
24. What is the sum of interior angle of a NONAGON?
ano C. "90"n 760°
weit, JLINE
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B. 10cm, 2urtangem C. 34cm, 16cm,5cm
triangle is true?
D. 7cm, 3cm, 2cm​