In Exercises 89–92, find the length of the arc on circle of radius r intercepted by a central angle e.
Radius r
Central Angle e
89. 15 inches
120°
106.
107.
90. 9 feet
60°
91. 3 meters
150°
92. 20 centimeters
45°

x + 4/7

step-by-step explanation:

use cymath

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step-by-step explanation:

step-by-step explanation:

for exempl this   system of equations   y = x - 3

                                                                y = 2x - 5

look   the line : y = x -3     ( red)

                            the line : y = 2x -5 ( bleus)

what's the question here?