0.00998, 0.0769, 0.546, 0.317, 0.208
1: B
because a triangle angles all have to add up to 180
Answer:
A perfect square trinomial is the square of a binomial. It follows a pattern when it is factored, so that the first and last terms are perfect squares of monomials and the middle term is twice their product
Step-by-step explanation: