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Archy [21]
3 years ago
6

Pease help me ASAP....................

Mathematics
2 answers:
Rasek [7]3 years ago
5 0
A.  
-5 +5(x+4)\\ -5 +5x+20\\ 5x+15

b.
3m+2(5m-7)\\ 3m+10m-14\\ 13m-14

c.
4(6t+9)-10t\\ 24t+36-10t\\ 14t+36

d.
8k-6(3-2k)\\ 8k-18+12k\\ 20k-18
AfilCa [17]3 years ago
3 0
First one, x+4

second one, 13m-7

third one, 14x+36


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The height of the kite above the ground will be 108.22m.

<h3>How to get the height?</h3>

From the information, the wind makes an angle of 56° to the ground and the kite is about 73m.

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3 years ago
In a triangle with vertices A,B and C, if C =64° and the lengths AC= 40mm and BC= 70mm find the length AB using cosine rule
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According to cosine rule;

AB² = BC²+AC²-2(BC)(AC)cos m<C

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AB² = 6500-2,454.87

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