4
13
Twins Andy (A) and Bobby (B) are on a straight horizontal line, flying their kites as sho...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 11.06.2021 15:10, sylvia47
4
13
Twins Andy (A) and Bobby (B) are on a straight horizontal line, flying their kites as shown in
the diagram. They are separated by a distance of 14 m and their strings are both 18 m long
Both boys are holding the string at 1.2 m above the ground and the kites are flying in the same
vertical plane
The angle of elevation of the kite from Andy's hand is 43°.
(i)
(ii)
Find how high above the ground is Andy's kite flying, giving your answer in metres.
correct to one decimal place,
Ans: 13.5m
3 marks
If Bobby's kite is flying 3.47 m higher than Andy's kite, what is the angre of elevation
of Bobby's kite from his hand?
Give your answer to the nearest degree. Ans 61
3 marks
Calculate the horizontal distance between the two kites, giving your answer in metres,
correct to one decimal place,
5 marks
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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