Question

lines ac and bd are perpendicular to line AB line cd is parallel to line a b determine the length of the line a b which crosses a body of lake if the line cd 60 meters and lines ac and bd are 15 meters in length ​

Answer 1

Answer:

Step-by-step explanation:

The most essential thing which has changed every aspect of human life, is nothing but the invention of electricity. The invention brings a huge change in our lifestyle and to the whole civilization.

Now it’s hard to live a single moment of our life without electricity because in modern life we are mostly dependent on it. From our household work to industry everything runs on electricity. It’s an excellent gift that science has given to us.