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galina1969 [7]
3 years ago
7

Please answer this correctly

Mathematics
2 answers:
Musya8 [376]3 years ago
5 0

Answer:

20.7 miles

Step-by-step explanation:

2(5.4)+2t=52.2 \\\\10.8+2t=52.2 \\\\2t=41.4 \\\\t=20.7

Hope this helps!

HACTEHA [7]3 years ago
5 0

<u>Given</u><u>:</u>

  • Breadth = 5.4 miles

  • Length = t

  • Perimeter = 52.2 miles

<u>To</u><u> </u><u>find</u><u> </u><u>out</u><u>:</u>

Find the value of t ?

<u>Formula</u><u> </u><u>used</u><u>:</u>

Perimeter = 2 ( length + Breadth )

<u>Solution</u><u>:</u>

We know that,

Perimeter = 2 ( length + Breadth )

☆ Substituting the values in the above formula,we get

=> 52.2 = 2 ( 5.4 + t )

=> 52.2 = 10.8 + 2t

=> 2t = 52.2 - 10.8

=> 2t = 41.4

=> t = 41.4/2

=> t = 20.7

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11. m ∠ BCE = 25 °

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<h3>How to determine the angles</h3>

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