Whoever answers fastest and correctly gets brainliest plus 100 pts Which of the following is a type of intellectual property?

software

benchmarks

tariffs

quotas

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

Pls never taught i’m really confused and i rlly need

Find the measure of angle a in the following triangle