What do you call an angle that has measure more than 90° but less than 180°?
A. straight B. right C. acute D. obtuse
What type of angle is shown below?
A. obtuse B. acute C. Right D. straight
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Identify the scalene triangle.
A. B. C. D.
What type of triangle is shown below?
A. acute B. obtuse C. right D. equilateral
What is the total measure of all four interior angles in a quadrilateral?
A. 350º B. 360º C. 180º D. 380º
What is the geometric name of the quadrilateral shown below?
A. rhombus B. trapezoid C. rectangle D. square
What kind of triangle always has 3 acute angles and 3 sides the same length?
A. scalene B. right C. equilateral D. isosceles
Identify the quadrilateral shown below.
A. rhombus B. rectangle C. trapezoid D. parallelogram
Three angles in a quadrilateral measure 70o, 60o and 120o. What is the measure of the fourth angle?
A. 110º B. 130º C. 100º D. 120º
Which of the following could be the measure of an acute angle?
A. 130º B. 90º C. 180º D. 50º
(11)–D; (12)–C; (13)–A; (14)–A; (15)–B; (16)–A; (17)–C; (18)–C; (19)–A; (20)–D