Fill in the blanks using the lengths a, b, c, and h to derive the Law of Sines.Make sure to use the appropriate upper-case or lower-case letters.Part 1:Use trigonometry to fill in the blanks.Csin B =and sinCPart 2: Rewrite the equations from Part 1.- sin B and h =||- sin CPart 3: Use the equations from Part 2 to write anequation relating sin B and sin C.- sin B -sin CPart 4: Rewrite the equation from Part 3.sin Bsin CO2021 McGraw-Hill Education. All RP Type here to searchF9F10F7F8F6

Fill in the blanks using the lengths a, b, c, and h to derive the Law of Sines. Make sure to use the appropriate upper-case or lower-case letters. Part 1: Use trigonometry to fill in the blanks. sin B and sin C %3D Part 2: Rewrite the equations from Part 1. h - sin B and h =|: sin C Part 3: Use the equations from Part 2 to write an equation relating sin B and sinC. - sin B =: sin C Part 4: Rewrite the equation from Part 3. sin B sin C