Page 815 - Algebra 1

Practice
Distributed and Integrated
*1. Find sin A, cos A, and tan A. (117)
B
20 29
C 21 A
*2. Find sin A, cos A, and tan A. (117)
A
8 17
B 15 C
800 Saxon Algebra 1
Lesson Practice
a.
(Ex 1)
b.
(Ex 1)
c.
(Ex 2)
d.
(Ex 2)
e.
(Ex 3)
f.
(Ex 3)
g.
(Ex 4)
h.
(Ex 5)
Using the right triangle, find sin A, cos A, and tan A.
Using the right triangle, find all six trigonometric ratios for ∠B.
A
10
C
26
24 B
If ∠A = 49°, find sin A, cos A, and tan A. Round to the nearest ten- thousandth.
If ∠A = 67°, find csc A, sec A, and cot A. Round to the nearest ten- thousandth.
Find the value of x. Round to the nearest hundredth.
36° 40
54°
x
Find the value of x and y. Round to the nearest hundredth. B
Find ∠A and ∠B.
x CyA
B
12
C 19 A
17 48°
A 10-foot ladder is placed on the side of a building 4 feet away from the base of the building along the ground. Find the measure of the angle the ladder makes with the ground.
5
3
A b C
B