Find the surface area of the composite figure - image attached,, need answer now!!
2 answers:
Answer:
Surface Area = 392 cm²
Step-by-step explanation:
<u>Green (front):</u>
SA = 1/2bh
= 1/2 (12) (8)
= 48 cm²
<u>Green (left side):</u>
SA = bh
= 5 (10)
= 50 cm²
<u>Green (right side):</u>
SA = bh
= 5 (10)
= 50 cm²
<u>Green (back):</u>
SA = 1/2bh
= 1/2 (12) (8)
= 48 cm²
<u>Blue (front):</u>
SA = bh
= 12 (4)
= 48 cm²
<u>Blue (left side):</u>
SA = cm²
= 5 (4)
= 20 cm²
<u>Blue (right side):</u>
SA = bh
= 5 (4)
= 20 cm²
<u>Blue (back):</u>
SA = bh
= 12 (4)
= 48 cm²
<u>Blue (bottom):</u>
SA = bh
= 12 (5)
= 60 cm²
<u>Total:</u>
48 + 50 + 50 + 48 + 48 + 20 + 20 + 48 + 60 = 392 cm²
329 cm squared !!!! ahaha
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