Yes
Not always because it could be a 50 50 80 triangle
yes they are congruent because a triangle is half of a square
Yes because a triangle is a 2D shape whereas a triangle prism is a 3D shape
Yes if the isosceles triangle is a right isosceles triangle because that leg opposite the hypotenuse is the height
yes, because isosceles triangle is a triangle with two sides of equal length.
Yes, because an equilateral triangle is always acute.
Yes, they are because it would just be a scalene triangle if they weren't.
yes
Yes because the only way a triangle can be equiangular is if every angle is 60 degrees
Yes because you are becoming a man
yes movie theaters can search your purse
Yes it is.