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Need help with this

Need help with this-example-1
User Marc Fearby
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1 Answer

2 votes

Answer:

Explanation:

  1. 560 miles/h ⇒ 1680/3
  2. t = 7h ⇒378/54
  3. 4 ft/s⇒ 164/41
  4. t= 40 s ⇒ 1000/25
  5. P= 14*2+15*2 = 58 cm A= 14*15= 210 cm²
  6. P= 22*4 = 88 yd A= 22²= 484 yd²
  7. P= 2*61+2*54= 230 miles A= 61*54 = 3294 miles²
  8. P= 4*48= 192 mm A= 48²= 2304 mm²
User TheCottonSilk
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