Describe how to use 2 perfect square numbers to estimate the square roots of non-perfect squares without using a calculator?

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

What is the solution set of the quadratic inequality x^2-5< or equal to 0

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)