Solution of task 5.7.4 from the collection of Kepe OE

If the total amount of your purchases from the seller Михаил_Перович more than:
- 200 $ the discount is 15%
- 100 $ the discount is 10%
- 50 $ the discount is 7%
- 20 $ the discount is 5%
- 10 $ the discount is 3%
- 5 $ the discount is 2%
- 1 $ the discount is 1%

Sold 19
Refunds 0
Good feedbacks 0
Bad feedbacks 0

5.7.4
The homogeneous horizontal beam DE, on which a weight G = 800 N is installed, is supported at point D by the horizontal rod structure ABCD held by the vertical cable FH. Determine the reaction of the bearing A, if the distances DF = 2 FB, AB = BC. (Answer 400)