The ancient Greeks required a straightedge and protractor to construct a perpendicular bisector for a given line segment

False

Step-by-step explanation:

The ancient Greeks had lots of scientists and mathematicians which formulated theory still in use today. They include Archimedes principle, Pythagoras theorem etc.

The ancient Greeks required the use of a straightedge and compass instead of a straightedge and protractor in the construction of a perpendicular bisector for a given line segment.

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.

50*10 is greater

step-by-step explanation:

if you add the zero from 10 to 50, it will give you a bigger number.