Estaban wants marble bookends cut at a 60° angle, as shown. If Estaban wants his bookends to be between 7.5in and 8in. Tall, what length d should the marble cutter make the base of the book ends? Explain.

If there are four friends then each would get, 1.25 or 1 1/4. so this is how i solved 5 ÷ 4 = 1.25 . hope this ; )

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,