**Answer:**

**Step-by-step explanation:**

**Given**

Shape: Cylinder

**Required**

Simplify the volume

**The volume is calculated as:**

**Substitute values for Base Area and Height**

**Expand the bracket**

**Open brackets**

**Answer:**

** (a, a+b).**

**Step-by-step explanation:**

Midpoint = [(a+2b + a-2b)/2 ], [b-a + 3a+b]/2

= (2a/2, (2a+2b)/2

= (a, a+b).

**Answer:**

i have

**Step-by-step explanation:**

said what

B. 10

Explanation: (click attached photos to see)