Vertical angles are

a. never congruent.

b. always congruent.

c. congruent only when they are both obtuse angles.

d. congruent only when they are both acute angles.

which is bigger 3.4 or 3.389

A bowling ball has a diameter of 8in. Find it's volume. Round answer to two decimal places

What is the volume of a sphere with a diameter of 49.4 ft, rounded to the nearest tenth of a cubic foot?

At one boat dealer, she found a boat she likes that sells for $15,000 and depreciates at a rate of 30%per year. What will be the value of the boat after 3 years

Find the equation of the quadratic function with zeros - 1 and 1 and a vertex at (0,-4)

A rectangle with an area of 72 sq inches has a length of 6 inches What is the width of rectangle

Shiva Drove 325 miles over a 5 day period. At this rate how far would cindy drive in 8. Steps and Work needs to be shown

How to make a sentence using the word by

On the return trip from the beach, you pedal hard for the first ten minutes and cover 4 miles. Tired, you slow down and cover the last 6 miles in 36 minutes. What is your average speed for the return trip?

Mr. Toshio lent out 11 rulers at the beginning of class, collected 4 rulers in the middle of class, and gave out 7 at the end of class. He had 18 at the end of the day. How many rulers did he start with?