The answer is two, one over nine⬇️
the answer is 10! because 7*10= 70
9 because 18÷2=9
you can use models to help too
get 18 things and put them in 2 groups
the surface area of the above triangular prism is 156 square inches.
Step-by-step explanation:
multiply the sum of the triangle sides by the height of the prism and add the values together for the answer, remembering to include the correct unit of measurement.