WiteMystery99 WiteMystery99

10-11-2021
Mathematics

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Find the length of the arc that subtends a central angle of measure 40 degrees in a circle of radius 12m.

Find the length of the arc that subtends a central angle of measure 40 degrees in a circle of radius 12m class=

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thinkhuman74 thinkhuman74

10-11-2021

Answer: 8.4

Step-by-step explanation:

total degrees is 360, 40 degrees is 1/9 of 360, arc length is 1/9th of circumference. Circumference is 2лr and r is 12m. circumference is 24л meters. we use 3.14 for pi and 24 times 3.14 is 75.36

75.36/9=8.37333333 repeating rounded to nearest tenth is 8.4

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