If a+8√5b = (8+√5)÷(8-√5) + (8-√5)÷(8+√5)

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?

True or false? a circle could be circumscribed about the quadrilateral below.

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate