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Notes on Arc Lengths and Areas of Sectors. Precalculus 5.1. 5.1. Examples. Examples. II. Arc Lengths. ***When using this formula, you must be in radians!!. Examples:. Find the length of the arc intercepted by a central angle having each of the following measures . Examples.
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Notes on Arc Lengths and Areas of Sectors Precalculus 5.1
II. Arc Lengths ***When using this formula, you must be in radians!!
Examples: • Find the length of the arc intercepted by a central angle having each of the following measures.
Word Problems Reno, NV, is due north of Los Angeles. The latitude of Reno is 40° N, while the latitude of Los Angeles is 34° N. If the radius of the Earth is 6400 km, find the north-south distance between the two cities.
Word Problems Given the picture of the pulley with the weight, answer the following: How many inches will the weight rise if the pulley is rotated through an angle of 71° 50’ ?
PART B: Through what angle, to the nearest minute, must the pulley be rotated to raise the weight 6 in? Remember:
III. Areas of Sectors ***When using this formula, you must be in radians!!