2. Square

3.78.5 188.4 345.4 47 1 157

4.2202.2

5.6 1 1 b a

6.75 72

7.3

8. 1:4

Two. ×√××

III.3:15 =1.2: 61.8: 0.6 = 51:17.

IV. 45

Verb (abbreviation for verb) sketch

The intransitive verb x=3

7. The surface area of the cylinder is 133.45 cm2 and the volume is117.75cm3; Cone volume 1256/ 15 cubic centimeter