The total length of two ribbons is 13 meters. if one ribbon is 7 5/8 meter long,what is the length of the other ribbon

Use de Moivre’s theorem with n = 4 to prove that cos(4θ) = 8 cos^4 (θ) − 8 cos^2 (θ) + 1

If a plain travels 414 miles in 3/4 of an hour how many 8les per hour is the plane goiing

A tall container has a 10 in x 15 in base. If 12 gallons of water are poured into the container, how high will the water level rise, in inches?

The wall of a house has four windows. Each is a square window with a sideof 82 centimeters. How many square meters of the wall are window?

The area of Alaska is approximately 3.66 x 10 acres. The state was purchased in 1867 from Russia for $7.2 million. What price per acre, to the nearest cent, did the United States pay Russia?

A plate 67.68 millimeters thick is to be machined to a thickness of 52.7 millimeters. The plate is to be rough cut and the last cut is a finish cut, 0.3 millimeters deep. If each rough cut is 3.67 millimeters deep, how many rough cuts are required?

a car is traveling at a speed of 65 mi/h. how long does it take to cover a distance of 235 m

Theressa made  a quilt 59" wide and  69" long.  It has a border 2" all the way around it and blocks that have 5" sides. How many blocks run up and down the quilt?

How manu 3/9 ft long strips of ribbon can be cut from ribbon that is 7/8 ft long