Cut 3 1/2 feet of shape. How much is it this in inches?

What is the lcm of 16 and 40 ? 24 and 40 ?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

How would you find the height of points on the circle? the topic is trigonometry.