1 of 2 1 Find the area of: 6 cm, 9cm 40° 10 cm 9.7 cm 140° 82⁰ 25 km 10.2 cm 31 km 120° 6.4 cm
1 of 2 1 Find the area of: 6 cm, 9cm 40° 10 cm 9.7 cm 140° 82⁰ 25 km 10.2 cm 31 km 120° 6.4 cm
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
Answer these please
![1 of 2
1 Find the area of:
a
d
6 cm
9 cm
14 m
37°
40°
10 cm
140°
2 Triangle ABC has area 150 cm².
Find the value of x.
9.7 cm
17m
b
e
82⁰
25 km
10.2 cm
B
17 cm
68°
31 km
120°
3 Calculate the area of:
a an isosceles triangle with equal sides of length 21 cm and an included angle of 49°
ban equilateral triangle with sides of length 57 cm.
6.4 cm
4 A parallelogram has two adjacent sides with lengths 4 cm and 6 cm respectively. If the included
angle measures 52°, find the area of the parallelogram.
5 A rhombus has sides of length 12 cm and an angle of 72°. Find its area.
6
Q
x cm
a Find the area of triangle PQR to 3 decimal places.
b Hence find the length of the altitude from Q to [RP].](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc65250d1-4427-4dc3-b020-cb93c2d400d1%2F7dec25ba-8185-40a0-ac95-c5354ce469f4%2Fstfrmxd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1 of 2
1 Find the area of:
a
d
6 cm
9 cm
14 m
37°
40°
10 cm
140°
2 Triangle ABC has area 150 cm².
Find the value of x.
9.7 cm
17m
b
e
82⁰
25 km
10.2 cm
B
17 cm
68°
31 km
120°
3 Calculate the area of:
a an isosceles triangle with equal sides of length 21 cm and an included angle of 49°
ban equilateral triangle with sides of length 57 cm.
6.4 cm
4 A parallelogram has two adjacent sides with lengths 4 cm and 6 cm respectively. If the included
angle measures 52°, find the area of the parallelogram.
5 A rhombus has sides of length 12 cm and an angle of 72°. Find its area.
6
Q
x cm
a Find the area of triangle PQR to 3 decimal places.
b Hence find the length of the altitude from Q to [RP].
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