AnswersGeometry ATriangle Inequalities

Isosceles Triangles Answers

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Angle M has a measure of 47°.

Question illustration
A
43°
B
47°
C
86°
D
94°
2
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Triangle ABC is an isosceles right triangle. What is the measure of one base angle?

A
30º
B
45º
C
60º
D
90º
3

Triangle KNM is isosceles, where angle N is the vertex.

Question illustration
A
11º
B
25º
C
50º
D
65º
4

Isosceles triangle ABC has a perimeter of 96 centimeters. The base of the triangle is and measures 24 centimeters.What is the measure of ?

Question illustration
A
12 cm
B
36 cm
C
48 cm
D
72 cm
5

What is always true about the angles of an isosceles triangle?

A
All three angles are congruent.
B
At least two of the angles are congruent.
C
The vertex angle is a right angle.
D
The vertex angle is obtuse.
6

is a perpendicular bisector of .

Question illustration
A
It will be a right triangle.
B
It will be an acute triangle.
C
It will be an equilateral triangle.
D
It will be an isosceles triangle.
7

GJ bisects ∠FGH and is a perpendicular bisector of FH.

Question illustration
A
It is a right triangle.
B
It is an obtuse triangle.
C
It has exactly 2 congruent sides.
D
It has exactly 3 congruent sides.
8

What is true about QRT? Select two options.

Question illustration
A
QRT = 90°
Option A
B
QRT = SRT
Option B
C
QRT STQ
Option C
D
QRT = 2*RTQ
Option D
E
QRT RTQ
Option E
9

Triangle ABC is isosceles.

Question illustration
A
11
B
23
C
40
D
60
10

In triangle FGH, is an angle bisector of and perpendicular to .

Question illustration
A
4
B
8
C
16
D
24

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