two poles 18 m and 13m high stand upright if thier feet are m apart find the distance between their tops
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Hey there,
ab= 18 m
cd= 13 m
bd= 12 m
find ac
construction = draw a line ce parallel to bd
it means ebcd is rectangle
then ec = 12 m
angle aec= 90
ea =ab-eb
=18 m - 13 m
= 5 m
ea =5 m
ea^2+ec^2=ac^2
(5m)^2+(12m)^2=ac^2
(25+144)m^2=ac^2
ac^2=169m^2
square rooting both side
ac=13m
Hope this helps!
ab= 18 m
cd= 13 m
bd= 12 m
find ac
construction = draw a line ce parallel to bd
it means ebcd is rectangle
then ec = 12 m
angle aec= 90
ea =ab-eb
=18 m - 13 m
= 5 m
ea =5 m
ea^2+ec^2=ac^2
(5m)^2+(12m)^2=ac^2
(25+144)m^2=ac^2
ac^2=169m^2
square rooting both side
ac=13m
Hope this helps!
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