Respuesta :

LazyBun
Answer: 4). A = (b1 + b2)h/2
5).
A = (b x h)/2
6). A = b x h
7). A = b x h = 65 x 50 = 3250 ft^2
8). A = (b x h)/2 = (12 x 18)/2 = 108 inches^2
9). A = (b1 + b2)h/2 = (15 + 7)4/2 = 44m^2
bekkarmahdi702

Answer:

Step-by-step explanation:

  1. P= 2*10+2*6=20+12= 32 m
  2. P= 4*7 = 28 cm
  3. P= 8+10+12 =30

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