Trinityburke005idn
Answered

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Find the area of each figure. Round to the nearest hundredth if needed.

Find The Area Of Each Figure Round To The Nearest Hundredth If Needed class=

Sagot :

Mhanifaidn

Answer:

#1

Trapezoid

  • A = (b₁ + b₂)h/2
  • A = (4.8 yd + 29.4 ft)(8 yd)/2 = (14.6 yd)(4 yd) = 58.4 yd²

#2

Rectangle

  • A = ab
  • A = 2 yd * 3.1 yd = 6.2 yd²

#3

Equilateral triangle

  • A = √3/4a²
  • A = √3/4(10²) = 25√3

#4

Regular octagon

  • A = aP/2
  • A = 14.5(12*8)/2 = 696

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