Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

geometrymidtermexam

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
An angle with a measure between 0 degrees and 90 degrees.   acute angle  
🗑
Two angles that share a common vertex and side, but have no common interior points.   adjacent angles  
🗑
A segment that originates at the vertex of a triangle and makes a right angles with the line that contains the opposite side.   altitude  
🗑
A segment that divides an angle of a triangle into two equal parts.   angle bisector  
🗑
Two true conditional statements that are converses of each other.   biconditional  
🗑
Point of intersection of the medians.   circumcenter  
🗑
Two angles whose sum of their measures is 90 degrees.   complementary angles  
🗑
Three or more lines that intersect at one point.   concurrent lines  
🗑
Two geometric figures that are the same size and shape.   congruent figures  
🗑
An unproved statement that seems to be true.   conjecture  
🗑
The statement formed by switching the hypothesis and conclusion of a conditional statement.   converse  
🗑
The statement formed when you negate the hypothesis and conclusion of the converse of a conditional statement.   contrapositive  
🗑
An example that shows a conjecture is false.   counterexample  
🗑
A polygon with 10 sides.   decagon  
🗑
Reasoning logically from accepted facts.   deductive reasoning  
🗑
A polygon with 12 sides.   dodecagon  
🗑
A triangle with 3 congruent angles.   equiangular triangle  
🗑
A triangle with 3 congruent sides.   equilateral triangle  
🗑
A polygon with 7 sides.   heptagon  
🗑
A polygon with 6 sides.   hexagon  
🗑
Point of intersection of the angle bisectors.   incenter  
🗑
Reasoning that includes making conclusion based on observations.   inductive reasoning  
🗑
The statement formed when you negate the hypothesis and conclusion of a conditional statement.   inverse  
🗑
A triangle with at least 2 congruent sides.   isosceles triangle  
🗑
Two adjacent angles whose non-common sides are opposite rays.   linear pair  
🗑
A segment that connects a vertex of a triangle to the midpoint of the opposite side.   median  
🗑
A point that divides a segment into 2 congruent segments.   midpoint  
🗑
A polygon with 9 sides.   nonagon  
🗑
An angle whose measure is between 90 degrees and 180 degrees.   obtuse angle  
🗑
A polygon with 8 sides.   octagon  
🗑
Point of intersection of the altitudes.   orthocenter  
🗑
Two coplanar lines that do not intersect.   parallel lines  
🗑
A polygon with 5 sides.   pentagon  
🗑
A segment that intersects the side of a triangle at its midpoint and makes a right angle.   perpendicular bisector  
🗑
Lines that intersect to form a right angle.   perpendicular lines  
🗑
A statement that is accepted as true without proof.   postulate  
🗑
A polygon with 4 sides.   quadrilateral  
🗑
A set of points extending infinitely in one direction.   ray  
🗑
A polygon that is both equiangular and equilateral.   regular polygon  
🗑
An angle with the measure of 90 degrees.   right angle  
🗑
A triangle with no congruent sides.   scalene triangle  
🗑
A part of a line with two endpoints.   segment  
🗑
Two non-coplanar lines that do not intersect.   skew lines  
🗑
The set of all points.   space  
🗑
An angle with the measure of 180 degrees.   straight angle  
🗑
Two angles whose sum measures 180 degrees.   supplementary angles  
🗑
A statement that must be proved to be true.   theorem  
🗑
A line that intersects two or more coplanar lines at different points.   transversal  
🗑
Two angles whose sides form two sets of opposite rays.   vertical angles  
🗑


   

Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
 
To hide a column, click on the column name.
 
To hide the entire table, click on the "Hide All" button.
 
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
 
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.

 
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how
Created by: kwillcockson
Popular Math sets