This video provides an example of how to determine the exact value of sin(pi/12) using a half angle identity using an alternative half angle identity.

# alternative

# Ex: Determine a Sine Function Value Using a Alternative Half Angle Identity (Degrees)

This video provides an example of how to determine the exact value of sin(112.5) using a half angle identity using an alternative half angle identity.

# Understanding Dividing by a Fraction

This video provides several examples to deepen an understanding of what it means to divide by a fraction. It also shows 2 methods for dividing by a fraction.

# Ex5: Division Involving Mixed Numbers – Compare Alternative and Traditional Methods

This video explains an alternative method that can be used to divide mixed numbers. The method involving obtaining a common denominator and then dividing the numerators. The video shows the alternative method and the traditional method of multiplying by the reciprocal.

# Ex4: Division Involving Signed Fractions – Compare Alternative and Traditional Methods

This video explains an alternative method that can be used to divide signed fractions. The method involving obtaining a common denominator and then dividing the numerators. The video shows the alternative method and the traditional method of multiplying by the reciprocal.

# Ex3: Division Involving Fractions – Compare Alternative and Traditional Methods

This video explains an alternative method that can be used to divide fractions. The method involving obtaining a common denominator and then dividing the numerators. The video shows the alternative method and the traditional method of multiplying by the reciprocal.

# Alternative Method for Multiplying Whole Numbers

This video explains an alternative method for determining the product of whole numbers based upon the area of rectangles.