How to determine if an angle is congruent

The frequency of the musical note C4 is about 261.63 Hz. What is the frequency of the note a perfect fifth below C4? 130.82 Hz 174.42 Hz 256.63 Hz 392.44 Hz

Solve a (b-c) = a/b for c

Jim withdraws $141 from his savings account. The next day, Jim deposits $189 more back into savings. Using an integer, which number represents how much more money George now has in his savings from the time that he withdrew $141?

Consider this sphere with a diameter of 5 m. What can be concluded about the sphere? Check all that apply, The sphere has a radius of 10 cm. The diameter measure is substituted into the formula to find the volume. 5 m The radius is half the diameter.

10-x-3x=7x-23 show all work

The weights of adult men are approximately normally distributed with a mean of 190 pounds and a standard deviation of 30 poinds. If i randomly select 5 men what are their weights and standard deviation

Carina spent a total of $5.27 buying a pineapple for $3.40 and some tomatoes that were on sale for $0.85 per pound. To determine the number of pounds of tomatoes that she bought, x, Carina wrote and solved the equation as shown below. 3.40 + 0.

A rectangle has an area of 4 square centimeters. A second rectangle is 3 times as long and 3 times as wide as the first rectangle. What is the area of the second rectangle?

If it takes 8 inches of ribbon to make a bow how many bows can be made from 3 feet of ribbon? Will any be left over? if so how much

Similarity statements between triangles