*WILL MARK BRAINLIEST*

The following picture is a square pyramid where DE=8 cm and m∠ADE=60°.

Find the surface area of the pyramid in both exact form and approximate form. Round your approximate answer to one decimal place. (Make sure you include formulas and numbers in the formulas as part of your solution. Also include units in your final answer)

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?