Directions: Classify the triangle with the given side lengths as acute, right, obtuse, or not a triangle. 8. 11, 13, 25 9. 9, 15, 19 10. 21, 28, 35 □ 0 Not a A Acute Right Obtuse Not a A Acute Right O Obfuse 11. 8, 12, 14 DDDD 0000 Not a A Acute Right Obtuse Not a A Acute Right Obtuse

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter5: Similar Triangles
Section5.3: Proving Triangles Similar
Problem 4E: Classify as true or false: a If the midpoints of two sides of a triangle are joined, the triangle...
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Directions: Classify the triangle with the given side lengths as acute, right, obtuse, or not a triangle.
8. 11, 13, 25
9. 9, 15, 19
ait of awans bru
10. 21, 28, 35
oooo
ο
oooo
Not a A
Acute
Right
Obtuse
Not a A
Acute
Right
Obtuse
12
11. 8, 12, 14
A
16
0000
20
oooo
12. Define each of the following:
a. sin A =
Sine
b. cos A= Cosine
c. tan A=
-Tangent
13. Write the ratio for the sine, cosine, and tangent of angle A. Give your answer as a fraction in
lowest terms.
how the glor
novio? nalroups id qu
a. find BC =
b. sin A =
C. cos A =
d. tan A =
Not a A
Acute
Right
Obtuse
B
Not a A
Acute
Right
Obtuse
AL
C
Transcribed Image Text:Directions: Classify the triangle with the given side lengths as acute, right, obtuse, or not a triangle. 8. 11, 13, 25 9. 9, 15, 19 ait of awans bru 10. 21, 28, 35 oooo ο oooo Not a A Acute Right Obtuse Not a A Acute Right Obtuse 12 11. 8, 12, 14 A 16 0000 20 oooo 12. Define each of the following: a. sin A = Sine b. cos A= Cosine c. tan A= -Tangent 13. Write the ratio for the sine, cosine, and tangent of angle A. Give your answer as a fraction in lowest terms. how the glor novio? nalroups id qu a. find BC = b. sin A = C. cos A = d. tan A = Not a A Acute Right Obtuse B Not a A Acute Right Obtuse AL C
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