Because GH bisects FGI, FGH=HGI
2x+1=3x-9
x=10°
so the measure of HGI is 21°
The sphere. All the others are prisms.
Answer:
5 but its probaly not right bc im just looking for pointsStep-by-step explanation:
Answer:
Step-by-step explanation:
Use the Law of Cosines
A = arccos[(10²+14²-9.6²)/(2×10×14) ≅ 43.3°
