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A/SDD=C/SID & B/SDD=D/SID A is X SDD is 3.5" SID 40". If A and B length and width & I want answer to with .5" border round A&B then =.6/.8"? How does sin pi/12= sin 11pi/12? Using the opposite angle identities? If 5.93g of CUNO3 is dissolved in water to make a 0.110M solution, what is the volume of the solution? If we used Einstein field equation of gravity field how far of would it be if we used Newton gravity field equation,to know gravity in space? Since the earth is moving and galaxies are moving how did Hubble calculate the red shift in the frequency of light?