Special right triangles pls help!! ​

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction