The hover dam contains 3 1/2 millon cubic yards of concrete. The grand coulee dam contains 2 1/2 times as much. How much concrete does the grand coulee dam contain

At an elementary school, the fourth-grade class is planning a field trip to the science center. The roster shows 113 students who will attend the event. School-district rules specify that there must be one adult chaperone for every 10 students.

The measure of an angle is 60° less than nineteen times the measure of its supplement. what is the measure of the angle?

Can 1,1,2 be the length is a triangle

If C squared or raised to the 2nd power equals 25 and A squared or raised to the 2nd power equals 9, what would B squared or raised to the 2nd power be?

Solve 3x^2-27x+54=0

A DVD player with a list price of $100 is marked down 30%. If John gets an employee discount of 20% off the sale price, how much does John pay for the DVD player? A. $86.00 B. $77.60 C. $56.00 D. $50.00 E. $44.00

Use the cubic model y=5a^3-2a^2+a-45 to find the value of y when x=4.

Findthe y-intercept of theparabola y = x^2 - 10.

A pair of parallel lines is cut by a transversal. One of the angles formed measures 58°. Which statements about the other seven angles formed are true? (multiple answers) There are three more angles with the same measure.

A is a horizontal bar used in mathematical notation; in fractions it is the bar that separates the numerator from the denominator, in repeating decimals it indicates a group of repeating numbers.