Math, asked by uphadhayarohit, 9 months ago

If a= 12cm, b= 13cm c =15cm the finds semiperimeter
(a) 40
(1120
(c) 15
(d) 38​

Answers

Answered by harishvenkat4042
1

Answer:

(i) Length = 24.5 m

Breadth = 18 m

∴ Area of the rectangle = Length × Breadth

= 24.5 m × 18 m

= 441 m2

(ii) Length = 12.5 m

Breadth = 8 dm = (8 × 10) = 80 cm = 0.8 m [since 1 dm = 10 cm and 1 m = 100 cm]

∴ Area of the rectangle = Length × Breadth

= 12.5 m × 0.8 m

= 10 m2

Step-by-step explanation:

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Answered by Avanya09
1

Answer:

The answer is 20 cm.....

Step-by-step explanation:

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