skater4973 skater4973
  • 27-05-2022
  • Mathematics
contestada

What is the length of line segment b c? round to the nearest tenth. 14.3 in. 20.5 in. 21.3 in. 22.6 in.

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abidemiokin
abidemiokin abidemiokin
  • 30-05-2022

The given figure is a triangle with 3 sides and angles. The length of BC as shown in the diagram is 20.5in

SOH CAH TOA identity

The given figure is a triangle with 3 sides and angles. In order to determine the length of BC, we will use the expression given:

cos 35 = a/25

where a = BC

cos 35 = BC/25
BC = 25cos 35
BC = 20.5in

Hence the length of BC as shown in the diagram is 20.5in

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