Answer:
24
Step-by-step explanation:
radius is one half of the diameter so 12×2=24
in STR,
ST=SR
therefore, t=r(angles opposite equal sides of a triangle are equal)
T=73
C+73+73=180(ASP of triangle)
C=34

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Answer:
Gradient
Step-by-step explanation:
The slope represents the gradient of a line
Answer: I think it would be C
Step-by-step explanation: