From the tower 60 m high angles of depression of the top and bottom of a house are and respectively. If the height of the house is , then is equal to |
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a) |
b) |
c) |
d) |

From the tower 60 m high angles of depression of the top and bottom of a house are and respectively. If the height of the house is , then is equal to |
|||||||

a) |
b) |
c) |
d) |

1 Answer

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