Question

A bridge across a river makes an angel of 45° with the river bank. If the length of the bridge across the river is 200 meters , what is the breadth of the river ?​

Answer 1

Answer:

100√2

Step-by-step explanation:

sin45

∘

=

BC/AC

⇒

1/√2

=

BC/200

⇒BC=

200/√2

⇒BC=100√2

m