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A and B are two points on the bank at a straight river and C a

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$A$ and $B$ are two points on the bank at a straight river and $C$ and $D$ are two points on the other bank. The direction from $C$ to $D$ is same as that from $A$ to $B$ . If $∠ C A D = 3 0^{o} ∠ D A B = 45^{o} ∠ CB A = 60^{o}$ then $A B : C D$ =

1 : 2

1 : 3

2 : 3

2 : 1

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Samuel Discussed

A

and

B

are two points on the bank at a straight river and

C

and

D

are two points on the other bank. The direction from

C

D

is same as that from

A

B

. If

∠ C A D = 3 0^{o} ∠ D A B = 45^{o} ∠ CB A = 60^{o}

then

A B : C D

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Question Text

A

and

B

are two points on the bank at a straight river and

C

and

D

are two points on the other bank. The direction from

C

D

is same as that from

A

B

. If

∠ C A D = 3 0^{o} ∠ D A B = 45^{o} ∠ CB A = 60^{o}

then

A B : C D

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