A boy, 1.3m tall, is flying a kite. - PowerPoint PPT Presentation

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A boy, 1.3m tall, is flying a kite.

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A boy, 1.3m tall, is flying a kite. ... 35m of string and that the angle of elevation of the kite is 41 . How high is the kite? Mathematics Curriculum Centre ... – PowerPoint PPT presentation

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Title: A boy, 1.3m tall, is flying a kite.


1
A boy, 1.3m tall, is flying a kite. He notices
that he is using 35m of string and that the angle
of elevation of the kite is 41. How high is the
kite?
2
Sketch a diagram (which should include a
right-angled triangle) to show this
information. Click mouse to read the problem
again.
3
A boy, 1.3m tall, is flying a kite. He notices
that he is using 35m of string and that the angle
of elevation of the kite is 41. How high is the
kite?
4
A boy, 1.3m tall
5
A boy, 1.3m tall
using 35m of string
6
A boy, 1.3m tall
using 35m of string
the angle of elevation of the kite
is 41
41
eye-level
7
35m
41
8
K
How high is the kite?
35m
?
32
41
B
E
G
Y
9
K
Sin41KE 35
Hypotenuse
35 Sin41KE
Opposite
35m
23mKE
32
41
B
E
Adjacent
G
Y
10
K
23m
32
B
E
1.3m
G
Y
11
K
23m

32
B
E
1.3m
G
Y
12
K
24.3m
32
B
E
G
Y
13
24.3m
14
See the solution of the triangle again?
CLICK
See the sketching of the triangle again?
CLICK
See the problem and solution again?
CLICK
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