alinatahsil alinatahsil

24-08-2019
Mathematics

contestada

if secA=15/7 and A+B=90, find the value of A and B

Respuesta :

Аноним Аноним

24-08-2019

Answer:

See below in bold.

Step-by-step explanation:

cos A = 1 / sec A = 1 / 15/7 = 7/15.

So A = 62.18 degrees and

B = 90 - 62.18

B = 27.82 degrees.

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