Most brazilians are descendants of which combination of

a) mayan, mexican, and mestizo
b) native american, african, and european
c) portuguese, spanish, and incan
d) spanish, ladino, and french

plz give me the right one.

European,African and indigenous combination

Remember soh-cah-toasoh: cah: toa: now, looking at the picture we can see that we have an angle, the hypotenuse and want to find the value of the adjacent side to the angle. so we use cah to find the adjacent angle. plug in what we have: we need to solve for x now so we get it by itself on one side: plug this into your calculator and you'll find that: