Geometry Exam 1st Semester

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1.
3 points
When you negate the hypothesis and conclusion of a conditional statement, you form the _______.
2.
3 points
In an isosceles triangle, the base angles are ______.
3.
3 points
When 3 or more lines intersect in the same point, they are called_________lines.
4.
3 points
The point of concurrency of the angle bisectors is called the _____.
5.
3 points
For any angle A, m
6.
3 points
A ______has no dimension.
7.
3 points
Supplementary angles are two angles whose sum is 90 degrees.
8.
3 points
The diagonals of a parallelogram must
9.
3 points
If angle A is 72 degrees and angles A and B are alternate exterior angles, then measure of angle B is......
10.
3 points
What is the next number in the sequence: 1,5,25,125,...
11.
3 points
If angles 1 and 2 are alternate interior angles, and angle 1 = 79 degrees and angle 2 = 8x-11, find x.
12.
3 points
Find the area of a rhombus with diagonals measuring 16 and 10 inches each. Do not include units.
13.
3 points
Which method is NOT a way to prove triangles are congruent?
14.
3 points
A parallelogram whose diagonals bisect each other, bisect the angles, are congruent, and perpendicular is a ______.
15.
3 points
How many planes contain points A,B,and C?
(write the number)
16.
3 points
An _______angle measures more than 90 degrees.
17.
3 points
Find the distance between the 2 points....(-4,3) and (-7,8). Round to the nearest tenth.
18.
4 points
If the perimeter of a rectangle is 40, and the length is 12. Find the area.
19.
3 points
To construct a segment bisector, you need a compass, straightedge, and a ruler.
20.
3 points
A rectangle with four congruent sides is called a _______.
21.
3 points
Linear pairs are also supplementary.
22.
3 points
The sum of the angles in a triangle is _____ degrees.
23.
3 points
Vertical angles are ________.
24.
3 points
The sum of the interior angles of a hexagon in ______degrees.
25.
3 points
If a=b and b=c, then a=c is an example of the _______property.
26.
3 points
The point of concurrency for the altitudes of a triangle is called the ______.
27.
3 points
How many lines can be drawn through a given point that is parallel to a given line?
28.
3 points
Which line passes through the point (10,-1) and has a slope of -2?
29.
3 points
Find the area of a square with a perimeter of 40cm.
Do not include the units.
30.
3 points
When you negate the hypothesis and the conclusion of the converse of a conditional statement, you form the _______.
31.
3 points
Points that lie on the same line are called _________.
32.
3 points
A regular polygon is......
33.
3 points
The centroid is the point of concurrency for the _____of a triangle.