And item is regularly priced at $81. Maria brought it at a discount of 85% off the regular price you say a LEKS calculator to find out how much were you paid

$12.15

Step-by-step explanation:

Given

The regular price of an item

Maria gets a discount of

Amount paid after the discount is

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°