An equilateral triangular pyramid has a slant height of 8.3 inches. The triangular base has a perimeter of 4.8 inches and an area of 1.1 square inches. Find the surface area of the pyramid.. Single choice. (2 Points)

21.02 in2

83.2 in2

5.28 in2

3,984 in2

The complete question is:

Jen is 3 years older than Nancy . Let x represent Nancy's age. Let y represent Jen's age. Create an equation to show Nancy's age , x, in terms of Jen's age, y.

y = x + 3

Step-by-step explanation:

Since Jen is 3 years older than Nancy so,

(Jen's age) = (Nancy's age) + (3 years)

∴ y = x + 3