# Geometry I--chapters 4-9

30 Questions | Total Attempts: 91  Settings  Related Topics
• 1.
Two angles are supplementary.  If one angle measures 80 degrees, what is the measure of the other angle?
• A.

10 degrees

• B.

90 degrees

• C.

100 degrees

• 2.
An angle with measure 90 degrees is called _____.
• A.

A right angle

• B.

An acute angle

• C.

An obtust angle

• 3.
An angle with measure less than 90 degrees is called _____.
• A.

A right angle

• B.

An acute angle

• C.

An obtuse angle

• 4.
An angle with measure between 90 and 180 degrees is called _____.
• A.

A right angle

• B.

An acute angle

• C.

An obtuse angle

• 5.
_____ angles are angles whose degree measures have a sum of 90.
• 6.
Two angles whose degree measures have a sum of 180 are called _____ _____.
• 7.
An _____ is a polygon with eight sides.
• 8.
In a right triangle, the side opposite the right angle is callled the _____.
• 9.
The sum of exterior angles of a convex polygon is always _______ degrees.
• 10.
If the square of the length of the longest side is greater than the sum of the squares of the lengths of the other two shorter sides, then the triangle is ________.
• 11.
The sum of interior angles of a triangle is _______ degrees.
• 12.
Pythagorean theorem:  In a right triangle, the sum of the squares of the lengths of the legs is equal to the square of the length of the __________.
• 13.
NOP  measurs 20 degrees.  What is the measure of vertical angle  MOL?
• A.

Not enough information

• B.

160 degrees

• C.

60 degrees

• D.

20 degrees

• 14.
If a right triangles has sides measuring 6 inches and 8 inches, what is the length of the hypotenuse?  __________ inches
• 15.
If a right triangles has sides measuring 3 inches and 4 inches, what is the length of the hypotenuse?  __________ inches
• 16.
Classify  MNO with  M = 25 degrees,  N = 75 degrees and  O = 80 degrees.
• A.

Acute

• B.

Right

• C.

Obtuse

• D.

Equiangular

• 17.
"Base angles of an isosceles triangle" is defined as "Either angle formed by the _____ and one of the legs."
• 18.
_____ means being the same or equal to.
• 19.
An _____ _____ is "A triangle with all angles congruent."
• 20.
An _____ _____ is defined as "A triangle with two congruent sides."
• 21.
Postulate:  If two parallel lines are cut by a transversal, then corresponding angles are _____.
• 22.
Which postulate states that "If three sides of one triangle are congruent with three sides of another triangle, then the two triangles are congruent."
• A.

SAS postulate

• B.

AAA postulate

• C.

SSS postulate

• D.

ASA postulate

• 23.
Which postulate states that "If two sides and the included angle of one triangle are congruent to the corresponding parts of another triangle, then the triangles are congruent."
• A.

SAS postulate

• B.

AAA postulate

• C.

SSS postulate

• D.

ASA postulate

• 24.
Which postulate states that "If two angles and the included side of one triangle are congruent to corresponding parts of another triangle, the triangles are congruent."
• A.

SAS postulate

• B.

AAA postulate

• C.

SSS postulate

• D.

ASA postulate

• 25.
Find the measure of a complement of angle 1 if angle 1 is equals 30 degrees.
• A.

40 degrees

• B.

60 degrees

• C.

120 degrees

• D.

150 degrees