What would be the answer to this question

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Amayoral candidate would like to know her residents’ views on a public open space before the mayoral debates. she asks only the people in her office. her co-workers are an example of a census population convenience sample simple random sample

What is the t intercept of the line given by the equation below y= -10x + 14