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s3anNaapr9allam s3anNaapr9allam
  • 21-06-2016
  • Mathematics
Answered

A wooden plank is leaning against a wall.

The bottom of the plank is 4 feet from the wall.

AUsing the Sine ratio, find AC, the approximate length of the plank.

Round to the nearest tenth of a foot. (10 points)

BUsing the Tangent ratio, find BC, the height off the ground where the plank touches the wall.

Round to the nearest tenth of a foot. (10 points)

Verified Answer :

Maddie1015 Maddie1015
  • 21-06-2016

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