please can you help me do 2 pages of math home work I AM ALMOST DONE 8) so plese help me even if i am broke i will earn 30 points for you

In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min if they did not stop driving, how many miles could kyle and elijah drive in a whole day? ? 1 day = 24 hours. plzzz i will give you 100 points