Match each trigonometric function with its right triangle definition. a sine b cosine c tangent d cosecant e secant f cotangent i hypotenuse adjacent ii adjacent opposite iii hypotenuse opposite iv adjacent hypotenuse v opposite hypotenuse vi opposite adjacent
Match each trigonometric function with its right triangle definition. a sine b cosine c tangent d cosecant e secant f cotangent i hypotenuse adjacent ii adjacent opposite iii hypotenuse opposite iv adjacent hypotenuse v opposite hypotenuse vi opposite adjacent
Solution Summary: The author determines the correct match of the trigonometric functions with their right triangle definitions.
Match each trigonometric function with its right triangle definition.
a
sine
b
cosine
c
tangent
d
cosecant
e
secant
f
cotangent
i
hypotenuse
adjacent
ii
adjacent
opposite
iii
hypotenuse
opposite
iv
adjacent
hypotenuse
v
opposite
hypotenuse
vi
opposite
adjacent
Expression, rule, or law that gives the relationship between an independent variable and dependent variable. Some important types of functions are injective function, surjective function, polynomial function, and inverse function.
7. From a point 20 m away on a level ground, the angle of elevation to the bottom of a
the top of the window is 32°. Calculate the
window is 27° and the angle of elevatim
height of the window.
(3 marks)
32
SOUCAHTOA
Rom
Coso-Adj
opponite
1270
H
X
Hyp
Tant=OPP
Adj
20 #
Zom
Adjacent
CoS2E 20 XHX Tanz 20
20
K
-0.0445503261 -1.764201788
0-044550326 60044550320
(1 mark) 3960
8. All odd numbers from 1 to 10 are arranged in descending order to form a number.
(i) Write the number.
35798.
97531
31
(ii) Write the total value of the second digit of the number formed in (a) (i)
FA 7X1000-7000
이
(1 mark)
9. A cylinder has a diameter of 28 cm and the height is 18 cm. Calculate its volume.
2
22 × 14 × 14 × 18
-110880m
3
(3 marks)
10. The figure below shows a right pyramid with AB = 3 cm, BC = 5 cm, and AV
VC = VD = 4 cm. Draw its net.
V
3+
12
7/18
(2/20
2105
SSS
20
Find the exact values of sin(2u), cos(2u), and tan(2u) given
2
COS u
where д < u < π.
2
Establish the identity.
1 + cos u
1 - cos u
1 - cos u
1 + cos u
= 4 cot u csc u
Chapter 1 Solutions
WebAssign Printed Access Card for Larson's Trigonometry, 10th Edition, Single-Term
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Fundamental Trigonometric Identities: Reciprocal, Quotient, and Pythagorean Identities; Author: Mathispower4u;https://www.youtube.com/watch?v=OmJ5fxyXrfg;License: Standard YouTube License, CC-BY