Posted by **Morgan** on Sunday, March 16, 2014 at 11:41am.

Christopher wants to determine how far away a helicopter is from where he is standing. He knows the helicopter is sitting on the edge of a roof of an apartment building that is 400 feet high and 1,050 feet from where he is standing. Using the information in the drawing, approximately how far is the helicopter from Christopher?

- Geometry -
**Ms. Sue**, Sunday, March 16, 2014 at 11:47am
Use the Pythagorean Theorem:

400^2 + 1050^2 = d^2

160,000 + 1,102,500 = d^2

1,262,500 = d^2

1,123.6 = d

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