Question on Trigonometry Angles ?
Alan sees a tree 100m away on a bearing of 150° & at an elevation of 10°.Beta is on a bearing of 80° from alan and 33° from the tree & views the same tree at an elevation of 8°.Find; (a)height of tree. (b)how far beta is from the tree. (c)the bearing that beta will use to get to the tree[use scale 1:2000 construct a scale diagram to locate the positions of alan to beta to the tree].
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Alan sees a tree 100 m away on a bearing of 150°
& at an elevation of 10°.
Beta is on a bearing of 80° from Alan and 33° from
the tree & views the same tree at an elevation of 8°.
Find
(a)
the height of tree.
(b)
how far Beta is from the tree.
(c) the bearing that Beta will use to get to the tree
[use scale 1 : 2,000 construct a scale diagram
to locate the positions of Alan to Beta to the tree].