Unit Review: Square roots

D.1Evaluate.

1. 1
   $-\sqrt{289}=$ 
2. 2
   $-\sqrt{225}=$ 
3. 3
   $-\sqrt{49}=$ 
4. 4
   $-\sqrt{16}=$ 

D.2Fill in the two whole numbers, or round to the nearest whole number.

1. 5
   $\sqrt{167}\approx$ 
2. 6
   $\boxed{}<\sqrt{149}<\boxed{}$
3. 7
   $\sqrt{48}\approx$ 
4. 8
   $\sqrt{2}\approx$ 

D.1Square Roots of Perfect Squares

1. 1$-17$
2. 2$-15$
3. 3$-7$
4. 4$-4$

D.2Estimate Square Roots

1. 5$13$
2. 6$12<\sqrt{149}<13$
3. 7$7$
4. 8$1$