Isaiah447pidn
Answered

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Solve for xx. Round to the nearest tenth, if necessary. ​

Solve For Xx Round To The Nearest Tenth If Necessary class=

Sagot :

Sreedevi102idn

Answer:

x = 4.3

Step-by-step explanation:

[tex]cos 21 = \frac{adjacent}{hypotenuse} = \frac{4}{x}\\\\x = \frac{4}{cos21} = 4.28[/tex]

x= 4.3

Bhadelsimron19idn

Answer:

Step-by-step explanation:

take 21 degree as reference angle

using cos rule

cos 21=adjacent/hypotenuse

0.93=4/x

x=4/0.93

x=9.67

x=9.7

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