A ladder of 15 m long reaches a window which is 9m above the ground on one side of a street.Keeping his foot on other side of a street to reach a window of 12m high. find the width of the street?
Answers
Answered by
1
Answer:
ANSWER
In △ADC,
AD
2
+AC
2
=CD
2
9
2
+AC
2
=15
2
AC
2
=225−81
AC=12 m
In △BEC,
EC
2
=BC
2
+BE
2
15
2
=12
2
+BC
2
225−144=BC
2
BC=9 m
Width of the road = AC+BC = 12+9 = 21 m
Answered by
1
Answer:
In △ADC,
AD^2 + AC^2 = CD^2
9^2 + AC^2 = 15^2
AC^2 = 225 − 81
AC = 12m
In △BEC,
EC^2 = BC^2 + BE^2
15^2 = 12^2 + BC^2
225 − 144 = BC^2
BC=9 m
Width of the road = AC+BC = 12+9 = 21 m
Step-by-step explanation:
please mark me brainliest
see I have answered your question now thank my answers
Similar questions