Find the sum (7x^3 + 10x^2 + 5x + 1) + (2x^3 + 8x^2 + 6x + 9) , in advance

Use δjkl and δmpn to determine whether don's claim is true or false. which of the following should don use to prove the triangles are similar? sss sas aas aa

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15