-3/4 + p = 1/2
p = 1/2 + 3/4
p = 2/4 + 3/4
p = 5/4 or 1 1/4
This is no mistake he is the one
It's very simple: It's the surface of a base times the height

Its C if m is 6 then the answer is C
The 30,60,90 - the hypotenuse is equal to twice the length of the shorter leg , the hypotenuse side =2x , the shortest side =x and the straight side is x square root 3