sup, im bored who wants to talk. im up for any kind of conversation, as long as it stays not to personal, safe for virgins, and no curse words

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;

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me