Question

Area & Perimeter Worksheet
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10. Find the Length of the rectangle , if the area is 345〖cm〗^2 and its breadth is 10cm.

Answer 1

Answer:

Answers:

1. (a) 221 m², 60 m

(b) 35.19 m², 24 m

(c) 1600 dm², 164 dm

(d) 630 dam², 194 dam².

2. (i) 40 cm

(ii) 392 cm

(iii) 100 cm

(iv) 800 cm

(v) 140 m

(vi) 118 m

3. 45 cm, 3150 cm²

4. 12 cm, 40 cm

5. 800 tiles

6. $2700

7. b =12 m, P = 64 m, A = 240 m²

8. 9 if l, b ∈ W max area 90 cm², l, b = 10, 9

9.

Draw a Rectangle with Perimeter 24 cm

10Save

10. $240

Answer 2

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34.5 cm = length

Step-by-step explanation:

Ans ⟹

Given :--

Area of rectangle = 345 cm^2

Breadth = 10 cm

Now,

Area = l × b

345 = l × 10

345/10 = l

34.5 cm = length

Hope this helps !