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ikadub [295]
2 years ago
6

What is the area of this? Please help

Mathematics
2 answers:
Oxana [17]2 years ago
5 0

364 cm²

Step-by-step explanation:

Area of Triangle = 1/2 × B × H

  • where B is a base and H is height , given in the figure.

=> 1/2 × 20 × 14

=> 140 cm²

Area of Rectangle A = L × B

  • where L is Length and B is base of the rectangle.

=> 12 × 9

=> 108 cm²

Area of Rectangle B = L × B

  • To find the length and breadth we have to subtract ;

=> 12 - 5 = 7 -------- Length

=> 8 - 5 = 3 -------- Breadth

=> 7 × 3

=> 21

Area of Rectangle C - L × B

=> 19 × 5

= 95 cm²

Total area = Area of Triangle + Area of Rectangle A + Area of Rectangle B + Area of Rectangle C

=> ( 140 + 108 + 21 + 95 ) cm²

=> 364 cm²

Slav-nsk [51]2 years ago
3 0

Answer:

<u>364 cm²</u>

Step-by-step explanation:

Area of the figure :

  • Area (triangle) + Area (rectangle 1) + Area (rectangle 2) + Area (rectangle 3)
  • 1/2 x 20 x 14 + 12 x 9 + 7 x 3 + 19 x 5
  • 140 + 108 + 21 + 95
  • 248 + 21 + 95
  • 269 + 95
  • <u>364 cm²</u>

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