Answer:
x=36
Explanation:
Because it's enlarged, you know that the two triangles are similar triangles, which means the ratio between corresponding sides are the same.
16/x=20/45, so x=36
The crusades for a series of religious wars initiated, supported, and sometimes directed by the Latin church in the medival period. The best known of these crusades add those to the holy land in the period between 1095 and 1291 that were intended to recover Jerusalem and surrounding area from the Islamic rule.
I would say the one least likely to cause outdoor environment contamination is going to be D, fertilizers.
Fertilizers are meant to help the environment, not damage it.