Name: __________________________ 1. What is the measure of the unknown angle? 5. The figures below are rectangles. Which generalization is incorrect, based on these figures? A.204° B.180° C.24° A. A square can be a rectangle. B. A rectangle can be a square. D.34° C. All rectangles are squares. 2. Which figure is NOT a polygon? D. All squares are rectangles. A. 6. Which of the following is an acute, equilateral triangle? B. C. A. D. 3. Mr. Olson's yard has four sides. An aerial view of his yard is shown below. B. C. D. Which term best describes the shape of his yard? A. Trapezoid 7. Which figure appears to be a regular polygon? B. Rectangle C. Parallelogram A. D. Pentagon 4. What is the sum of the angles in a rhombus? B. A.360° B.45° C. C.180° D.90° D. Name: __________________________ 8. Which quadrilateral has 4 equal sides and 4 right angles? 13. Three angles in a quadrilateral measure 58°, 77°, and 116°. What is the measure of the fourth angle? A.49° A. trapezoid B. rhombus C. rectangle B.29° C.109° D.129° D. square 9. In which quadrilateral are the opposite angles NOT equal? 14. Which generalization is correct? A. All squares are rhombuses. A. rectangle B. trapezoid B. All rectangles are squares. C. All parallelograms are rectangles. C. square D. rhombus 10. A quadrilateral has only 2 right angles and 1 pair of parallel sides. What is the name of the quadrilateral? A. square D. All quadrilaterals are rectangles. 15. Which statement best describes the properties of a rhombus? A.A parallelogram with four right angles and all sides equal in length B.A quadrilateral that is a parallelogram B. rectangle C. trapezoid D. rhombus 11. Mr. Wang asked Barb to draw a hexagon on the board. If Barb drew the hexagon correctly, how many sides did she draw? C.A parallelogram with all sides equal in length D.A parallelogram with four right angles and both pairs of opposite sides equal in length 16.Triangle ABC is a right triangle. The measure of angle C is 90° and the measure of angle B is 35°. How many degrees is the measure of angle A? A. 5 sides B. 4 sides C. 3 sides D. 6 sides 12. How many obtuse angles does a right triangle have? A.3 angles Answer: ___________ 17.Triangle ABC is an obtuse triangle. The measure of angle A is 31° and the measure of angle B is 31°. What is the degree measure of angle C? B.2 angles C.1 angle D.0 angles Answer: _________________ Name: __________________________ 18.The figures below are rhombuses. Which generalization is incorrect, based on these figures? A. A square can be a rhombus. B. A rhombus can be a square. C. All rhombuses are squares. D. All squares are rhombuses. 19. The sixth-grade class is designing a new stage to give students a better view of the school play. Below is one of the designs they are considering. What type of polygon is shown? A. pentagon B. hexagon C. decagon D. octagon 20. Which is NOT a parallelogram? A. B. C. D.