What's is a supplementary angle

A 1-kg model airplane has 12.5 joules of kinetic energy and 98 joules of gravitational potential energy. What is its speed? What is its height?

Tell whether the sequence is arithmetic. If it is, what is the common difference? - 15,-9,-3,3 ...

Approximately 10% of the glass bottles coming off a production line have serious flaws in the glass. if two bottles are randomly selected, find the mean and variance of the number of bottles that have serious flaws.

write an expression for the new balance using as few terms as possible. A checking account has a balance of - $126.89. A customer makes two deposits, one 3 1/2 times the other, and then withdraws $25.

List the four facter of 10 factor pairs

You grew 3.8 inches since last year. If you are 61.2 inches tall now, how tall were you a year ago? Write and solve an equation.

A square and rectangle have the same perimeter. The rectangle is 13 cm long and 7 cm wide What is the length of a side of the square

What do 20% off the regular price mean?

a box is 24cm by 15cm by 10cm. this box will packed with smaller boxes of paper clips which are 6cm by 3cm by 5cm. what is the largest number of boxes of paper clips that will fit in the bigger box?

Whats 300 times 400? then add 500