The attic shown is a triangular prism. insulation will be placed inside all walls not including the floor find the surface area that will be covered with insulation
30ft
15ft
21.2ft
15ft

the answer is here: : )

:

what is the information provided?

step-by-step explanation:

26 is 33.33% of 78

step-by-step explanation:

26 is what percent of 78?

26 is p% of 78

equation: y = p% * x

solving our equation for p

p% = y/x

p% = 26/78

p = 0.3333

convert decimal to percent:

p% = 0.3333 * 100 = 33.33%