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scoray [572]
2 years ago
13

Help me with this pls

Mathematics
1 answer:
olga nikolaevna [1]2 years ago
7 0

Answer:

cos M = 38 /  63

Step-by-step explanation:

SOH - CAH - TOA

is how I remember the calculations,

S - sin

C - cos

T - tan

(o = opposite side ; a = adjacent side ; h = hypotenuse)

SOH would be sin = opposite/hypotenuse

CAH  means cos = adjacent / hypotenuse

Okay, so looking at the angle M, we know the hypotenuse [63] and the adjacent value [38]

From this, (only having H and A), we can only find the cos of M

(without finding additional numbers, which we could do with the Pythagorean theorem)

So, the cos of M is adjacent/hypotenuse

cos M = 38 /  63

(I didn't try to find other measurements of the triangle here because the most simple measurements [that were already there] worked/was an option)

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