2 years ago

Find the surface area of number 1. Will give Brainliest

Mathematics

1 answer:

sleet_krkn [62]2 years ago

3 0

Answer:

142 in^2

Step-by-step explanation:

Base: 7 × 3 = 21 (×2 = 42)

Small faces: 5 × 3 = 15 (×2 = 30)

Larger faces: 5 × 7 = 35 (×2 = 70)

Add: 21 + 30 + 70 = 142

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