Short-answer questions 1 Find the length of x to two decimal places. 57 cm x 2 Find the length of the hypotenuse to two decimal places. 39° 104 cm 28° 3 A road rises 15 cm for every 2 m travelled horizontally. 15 cm Ꮎ 2 m Find the angle of slope 0 to the nearest degree. 72 65 4 a Find the sides of a right-angled triangle for which cos 0 = b Hence, find sin 0. and tan e 97 72 22 5 Find the length of side b to two decimal places. 6 Find two possible values for angle C to one decimal place. 7 Find the smallest angle in the triangle shown to one decimal place. A b 17 cm 36° 29° B 15 cm A 51% 35 cm 28 cm B 23 cm B 17 cm 8 A car travelled 30 km east, then travelled 25 km on a bearing of 070°. How far was the car from its starting point? Answer to two decimal places.
Short-answer questions 1 Find the length of x to two decimal places. 57 cm x 2 Find the length of the hypotenuse to two decimal places. 39° 104 cm 28° 3 A road rises 15 cm for every 2 m travelled horizontally. 15 cm Ꮎ 2 m Find the angle of slope 0 to the nearest degree. 72 65 4 a Find the sides of a right-angled triangle for which cos 0 = b Hence, find sin 0. and tan e 97 72 22 5 Find the length of side b to two decimal places. 6 Find two possible values for angle C to one decimal place. 7 Find the smallest angle in the triangle shown to one decimal place. A b 17 cm 36° 29° B 15 cm A 51% 35 cm 28 cm B 23 cm B 17 cm 8 A car travelled 30 km east, then travelled 25 km on a bearing of 070°. How far was the car from its starting point? Answer to two decimal places.
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
Related questions
Question
Complete Solutions anawers
Should be
1. 35.87 cm
2 117.79 cm
3. 4 degrees
4.a)65, 72, 97 or multiples of these
5. 14.02 cm
6. 76.3°, 103.7°
7. A = 40.7°
8. 54.17 km
9.760.7 cm^2
10 27.7 m^2
Transcribed Image Text:Short-answer questions
1 Find the length of x to two decimal places.
57 cm
x
2 Find the length of the hypotenuse to two decimal places.
39°
104 cm
28°
3 A road rises 15 cm for every 2 m travelled
horizontally.
15 cm
Ꮎ
2 m
Find the angle of slope 0 to the nearest degree.
72
65
4 a Find the sides of a right-angled triangle for which cos 0 =
b Hence, find sin 0.
and tan e
97
72
22
5 Find the length of side b to two decimal places.
6 Find two possible values for angle C to one decimal place.
7 Find the smallest angle in the triangle shown to one
decimal place.
A
b
17 cm
36°
29°
B
15 cm
A
51%
35 cm
28 cm
B
23 cm
B
17 cm
8 A car travelled 30 km east, then travelled 25 km on a bearing of 070°. How far was
the car from its starting point? Answer to two decimal places.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 4 images
Recommended textbooks for you
Trigonometry (11th Edition)
Trigonometry
ISBN:
9780134217437
Author:
Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:
PEARSON
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781305652224
Author:
Charles P. McKeague, Mark D. Turner
Publisher:
Cengage Learning
Trigonometry (11th Edition)
Trigonometry
ISBN:
9780134217437
Author:
Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:
PEARSON
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781305652224
Author:
Charles P. McKeague, Mark D. Turner
Publisher:
Cengage Learning
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781337278461
Author:
Ron Larson
Publisher:
Cengage Learning