Evaluate $$\sqrt{1600 + 80 \times 50 + 225 + 30 \times 35 + 1225}$$
We can solve this by simply solving for the value under the root,ย
$$\sqrt{\ 1600+80\times\ 50+225+30\times\ 35+1225}$$
=$$\sqrt{\ 1600+4000+225+1050+1225}$$
=$$\sqrt{\ 8100}=90$$
Hence, Option B is the correct answer.ย