Use a calculator to find the following. Round your answer to four places past the decimal point. sec 30°48'
A)1.2872
B)1.1642
C)1.0972
D)-0.9662
E)1.3182

Name: Use a calculator to find the following. Round your answer to four places past the decimal point. sec 30°48' A)1.2872 B)1.1642 C)1.0972 D)-0.9662 E)1.3182
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Question

Use a calculator to find the following. Round your answer to four places past the decimal point. sec 30°48' ​
A)1.2872
B)1.1642
C)1.0972
D)-0.9662
E)1.3182

Quizplus · Accepted Answer

sec 30°48' is the reciprocal of the cosine of 30°48'. Using a calculator, cos 30°48' = 0.8674. Taking the reciprocal, we get 1/0.8674 = 1.1642. Therefore, the answer is choice B.

Use a Calculator to Find the Following