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tigry1 [53]
3 years ago
12

Can anyone plz solve this question step by step ASAP!

Mathematics
2 answers:
kicyunya [14]3 years ago
3 0

Answer:

  • 40√3 cm²

Step-by-step explanation:

Step 1

<u>Find the height:</u>

  • h² = 8² - (12 - 8)²
  • h² = 64 - 16 = 48
  • h = √48 = 4√3

Step 2

<u>Find the area:</u>

  • A = 1/2(a + b)h
  • A = 1/2(12 + 8)(4√3) = 40√3 cm²

nadezda [96]3 years ago
3 0
The answer is 72cm…i think but i’m sure it’s right

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