Find the segment length indicated. assume that lines which appear to be tangent are tangent

Find the quotient. 50a2 – 98b2 -5a +7b

To prove that angle def = angle dgf by sas, what additional information is needed? def congruent to dgf dfe congruent to dfg de congruent to dg dg congruent to gf

Factor the polynomial expression x6 – x3 – 20