Answer:
For rectangulasr prism
a.
![72cm^3](https://img.qammunity.org/2023/formulas/mathematics/college/i9ccqvpmf02f4qxm08v0c32gydl45mxn2c.png)
b.
![108cm^(3)](https://img.qammunity.org/2023/formulas/mathematics/college/3vb5sk37v2s5iuatyv4co5tjzcurdlsfuk.png)
Explanation:
For rectangulasr prism
a. Equation: Volume = length x width x height
length: 6cm
width: 4cm
height: 3cm
Volume = 6cm x 4cm x 3cm
Volume = 24cm x 3cm
b. Equation: A = 2[(width x length) + (height x length) + (heigth x width)]
A = 2[(4cm x 6cm) + (3cm x 6cm) + (3cm x 4cm)]
A = 2[(24cm) + (18cm) + (12cm)]
A = 2[(24cm) + (30cm)]
A = 2[(54cm)]