X equaks 105 becaus complementary= 180.
180-63=12+x
117-12=x
105=x
tan x = opposite / adjacent
tan x = 6 / 11
tan x = 6 / 11
x = 28.61 (or 29 degrees rounding to the nearest whole degree)
Answer:
d≈56.01cm
A Area
2464
cm²
Using the formulas
A=πr2
d=2r
Solving ford
d=2A
π=2·2464
π≈56.01127cm
Step-by-step explanation: