Answer:
45
Step-by-step explanation:
8cm=67-8
the angles on the opposite sides of a quadrilateral touching the circumference adds up to 180 degrees
so,
(21x-2) + (38x +5) = 180
21x+38x −2+5=180
59x+3=180
59x=177
x=3
Answer:
x = 36.3°
using tane rule:

Here!
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( rounded to nearest tenth of a degree)
Answer:
141,161
Step-by-step explanation:
3x3x3x3 = 81
x.x.x.x = x^4
2x2x2x2 = 16
B. 81x^4/16