Question

Find the missing angles using either the triangle sum theorem (a2+b2=c2) or inverse trigonometric ratios

Answer 1

using trigonometry:-

cos of angle ? = 7/16

so ? = arccos 7/16 = 64.06 degrees

The other angle is 90 - 64.06 = 25.94 degrees

Answer 2

The other angle is 29.53 degrees