Find (f*g)(x) f(n)=2n; g(n)= -n-4

What other information do you need to prove triangle dac=bca by asa

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?