3 years ago

Find the value of x. Round to the nearest tenth. 15.9 12.4 12.8 16.3

Mathematics

1 answer:

astra-53 [7]3 years ago

7 0

Answer:

x = 15.9

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

cos theta = adj / hyp

cos 28 = 14/x

x cos 28 = 14

x = 14 / cos 28

x=15.85598

Rounding to the nearest tenth

x = 15.9

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