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Right Triangles and Trigonometry
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Right Triangles and Trigonometry
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Feelin' All Right Triangles Flashcards
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Feelin' All Right Triangles Flashcards
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Be Geometric Nice, Not Geometric Mean
Feelin' All Right Triangles
True or False
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Table of Contents
Right Triangles and Trigonometry: Feelin' All Right Triangles True or False
1.
Which of the following is guaranteed to give us a 454590 triangle? > Drawing the diagonal of a rectangle
True
False
2.
Which of the following is guaranteed to give us a 306090 triangle? > Drawing the altitude of an equilateral triangle
True
False
3.
A 454590 triangle has a leg with length 10. What is the exact length of the hypotenuse? >
True
False
4.
A 306090 triangle has a hypotenuse of length 10. What is the length of its shortest leg? > 8
True
False
5.
A 306090 triangle has a hypotenuse of length 24. What are the lengths of the two legs? > 10 and 12
True
False
6.
What is the value of sin
A
× cos
B
?
>
True
False
7.
In the equation cos
^{1}
x
=
y
, the variable
y
most likely represents which of the following? > An angle measurement
True
False
8.
In a right triangle, the sine of one of the angles has a value of
. What is the angle's measurement in degrees? > 60°
True
False
9.
The tangent of an angle in a triangle is 1. If one of the legs has a length of
x
, what is the length of the hypotenuse? >
True
False
10.
If
A
and
B
are the two acute angles in a right triangle, which of the following is true? > sin
A
= cos
B
True
False
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