Mathematics: Find the value of each variable round your answer to the nearest 10th

Find the value of each variable round your answer

Ответ:

dorothybean

23.02.2021

Mathematics

10 for x and y

Step-by-step explanation:

Because the triangle adds up to 30 deggrees

So... you want to take 4 out.

30- 4 = 24

Than...You want to divided 24 by 2.

And that equals 12

Than round 12's by tenth

Which equals 10

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Ответ:

adriandehoyos1p3hpwc

01.06.2021

Mathematics

$\boxed{u_n=40*(\frac{1}{2} )^{n-1})}\\$

Step-by-step explanation:

$u_1=40\\\\u_2=20=u_1*(\frac{1}{2} )^{2-1}\\\\u_3=10=u_1*(\frac{1}{2} )^{3-1}\\\\u_4=5=u_1*(\frac{1}{2} )^{4-1}\\\\u_5=2.5=u_1*(\frac{1}{2} )^{5-1}\\\\\\\boxed{u_n=40*(\frac{1}{2} )^{n-1})}\\$

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Find the value of each variable round your answer to the nearest 10th

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