IDNLearn.com: Your one-stop platform for getting reliable answers to any question. Our platform provides accurate, detailed responses to help you navigate any topic with ease.

Find the surface area of the composite figure.
8 cm
6 cm
7 cm
8 cm
SA =
6 cm
[?] cm²
9 cm
6 cm


Find The Surface Area Of The Composite Figure 8 Cm 6 Cm 7 Cm 8 Cm SA 6 Cm Cm 9 Cm 6 Cm class=

Sagot :

Answer:

382 cm²

Step-by-step explanation:

Front face + Back face:

A = 2(a + b)h/2

A = 2(14 cm + 8 cm)(7 cm)/2

A = 154 cm²

Left face:

A = 7 cm × 6 cm = 42 cm²

Right face:

A = 9 cm × 6 cm = 54 cm²

Bottom face:

A = 14 cm × 6 cm = 84 cm²

Top face:

A = 6 cm × 8 cm = 48 cm²

Total surface area =

= (154 + 42 + 54 + 84 + 40) cm²

= 382 cm²