Basic Geometry Quizzes

Think you’ve got your head wrapped around Basic Geometry? Put your knowledge to the test. Good luck — the Stickman is counting on you!
Q. The following quadrilaterals have two distinct sets of congruent sides.


Rectangle, parallelogram, trapezoid, and kite
Rectangle, parallelogram, and trapezoid
Rectangle and parallelogram
Kite, parallelogram, and trapezoid
Rectangle, parallelogram, and kite
Q. What is the total number of degrees in a 30-sided polygon?


5040°
5220°
5400°
5760°
6000°
Q. Find the measurement of ∠A for this parallelogram.



24°
48°
76°
104°
208°
Q. What is the measure of each angle in a regular octagon?


22.5°
75°
120°
135°
180°
Q. Triangle ABC is similar to triangle DEF. What is the length of side DE? Round your answer to the nearest hundredth.



1.66 in
2.80 in
3.5 in
4.38 in
5.92 in
Q. What is the measure of angle F for this kite?



23°
88°
90°
175°
203°
Q. What is the measure of ∠M for this isosceles right triangle?



25°
45°
50°
90°
180°
Q. Find the diameter of a circle with radius  cm.


cm
 cm
 cm
cm
1 cm
Q. All circles are similar. One has a radius of 12 cm and a circumference of approximately 75.36 cm. Use proportions to find the circumference of a circle with a radius of 9 cm.


≈ 6.98 cm
≈ 56.52 cm
≈ 62.35 cm
≈100.48 cm
You cannot use proportions to solve this problem.
Q. Find the measure of ∠R in this trapezoid.



40°
80°
90°
140°
180°