What is the value of A in this equation? sin(53.2°) = cos(A) (I need this answer ASAP please)

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Question

What is the value of A in this equation? sin(53.2°) = cos(A)
(I need this answer ASAP please)

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Mathematics Đan Thu 4 years 2021-07-27T10:31:58+00:00 2021-07-27T10:31:58+00:00 1 Answers 25 views 0

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Captcha* Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )

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Bo · Answer 1 · 2021-07-27T10:33:04+00:00

Bo

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2021-07-27T10:33:04+00:00 July 27, 2021 at 10:33 am

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Answer:

$A= 35.8$

Step-by-step explanation:

Given

$sin(53.2) = cos(A)$

Required

Find A

In trigonometry

$sin(\alpha) = cos(\theta)$

Then

$\alpha + \theta = 90$

So, this gives:

$54.2 + A= 90$

Make A the subject

$A= 90-54.2$

$A= 35.8$