Answer:
DGF=226
Step-by-step explanation:
Angle 113 is a inscribed angle since two it is on the exterior of the circle. We can find the central angle by multiply 2 by 113.
113×2=226
Since the central angle measure 226, that means the arc DGF measures 226 degrees.
DGF=113
16×14×2+16×18×2+14×18×2=1528
Answer:
25
Step-by-step explanation:
Subtract 15 from both sides then divide by 3.
No, because element b has 2 correspondents.