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Pani-rosa [81]
2 years ago
9

Help pls . Thank you

Mathematics
1 answer:
iren2701 [21]2 years ago
3 0

For the first one:

The angle is tan^-1 (-9/2)

From this, you can find the base of the triangle with height 54 in. Then, you can find the base of the triangle with base 74 in. Then you subtract the base of the triangle with height 54 in from the base of the triangle with height 74 in to get x.

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Step-by-step explanation:

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3 years ago
From 362 m to 156 m and is it a increase or decrease?
lara31 [8.8K]

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Step-by-step explanation:

Since 156 is less than 362 then it is a decrease and

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Mr. and Mrs. Lorenzo want to buy a home valued at $213,500. If they have 18% of this amount saved for a down payment, how
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8 0
4 years ago
Prove: cos⁡(x)/(1+sin⁡(x) )+(1+sin⁡(x))/cos⁡(x) =2sec⁡(x)
saw5 [17]
<span>cos⁡(x)/(1+sin⁡(x) )+(1+sin⁡(x))/cos⁡(x) =2sec⁡(x)

Work on the left hand side.
</span>[Common denominator is (1+sin(x))*cos(x)]
cos⁡(x)/(1+sin⁡(x) )+(1+sin⁡(x))/cos⁡(x)    <span>
= (cos(x)^2+(1+sin(x))^2)/(</span>(1+sin(x))*cos(x))
=(cos(x)^2+1+sin(x)^2+2sin(x))/((1+sin(x))*cos(x))
=(cos(x)^2+sin(x)^2+1+2sin(x))/((1+sin(x))*cos(x))
=(1+1+2sin(x))/((1+sin(x))*cos(x))
=(2+2sin(x))/((1+sin(x))*cos(x))
=2(1+sin(x))/((1+sin(x))*cos(x))
=2/cos(x)
=2 sec(x)                [QED]

<span>

</span>
3 0
4 years ago
Read 2 more answers
4*5+2*2 answer pls help
vekshin1
If your just adding and multiplying the answer is 44
5 0
3 years ago
Read 2 more answers
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