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steposvetlana [31]
3 years ago
5

Someone help me with this ASAP I’ll mark u as brilliant

Mathematics
1 answer:
Fiesta28 [93]3 years ago
4 0

Answer:5.7

Step-by-step explanation:

adjacent=5.5

Hypotenuse=x

theta=50°

cos(theta)=adjacent ➗ hypotenuse

Cos50=5.5 ➗ x

0.9650=5.5 ➗ x

Cross multiplying we get

0.9650 x x=5.5

Divide both sides by 0.9650

(0.9650 x x)/0.9650=5.5/0.9650

x=5.7

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lesantik [10]

The answer is 1 19/80 or 1.2375.

Hope this helps!

3 0
3 years ago
What is 2 and 5/14 divided by (2 and 5/8 times 1 and 3/7)?
Lina20 [59]
(2 5/14) / (2 5/8 * 1 3/7)....turn them all into improper fractions
(33/14) / (21/8 * 10/7)
(33/14) / (105/28)...when dividing fractions, flip what u r dividing by, then multiply
33/14 * 28/105 = 132/210 reduces to 22/35 <==
3 0
3 years ago
How do you find X and Y?<br> 4y + 5z = 60<br> 5x + 3y = 60<br> 4x + 3z = 60
oee [108]

Answer:

1. y=5    x=8

2. x=9     y=5

3. x=12    z=4

Step-by-step explanation:

1.    4(5)+5(8)=60

2.   5(9)+3(5)=60

3.   4(12)+3(4)=60

6 0
2 years ago
F(x) = 4x + 3 for f(-8).
yarga [219]

Answer:

-29

Step-by-step explanation:

plz brainliestt

6 0
3 years ago
Read 2 more answers
What is 6+14r-12r+3?
Ugo [173]
<span><span><span>6+<span>14r</span></span>−<span>12r</span></span>+3

</span><span>=<span><span><span><span>6+<span>14r</span></span>+</span>−<span>12r</span></span>+3

</span></span>Combine Like Terms:

<span>=<span><span><span>6+<span>14r</span></span>+<span>−<span>12r</span></span></span>+3

</span></span><span>=<span><span>(<span><span>14r</span>+<span>−<span>12r</span></span></span>)</span>+<span>(<span>6+3</span>)

Your answer would be:
</span></span></span><span><span><span>
2r</span>+<span>9

~Good Luck~</span></span></span>
5 0
2 years ago
Read 2 more answers
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