B wpuld be (-1,3), H would be (-4,4), and D would be (-4,-1). Hope this helps and please give Brainliest!
25% I think
Explaination‼️‼️
The first one is 2/10.The second one is 2/4.The third one is 2/16,and the forth one is 3/6.
8/21,13/21 because .16/42=x/100 and then cross multiply and simplify
CB is equal to 10m you can tell this bye the side DC being 20 m and the angle of DC is half of CB so that means that CB has to be 10 m