Ava is 23 cm taller than olivia, and olivia is half the height of lucas. if lukas is 1.78 meters tall how tall are ava and olivia? express there heights in cm.

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is