Sin (20) ^2 + sin (40) ^2 + sin (60) ^2+sin (80) ^2 =

Joe wants to wrap a present for his mom the box is a rectangular prism with sides 5.6 cm, 7.9 cm and 8.6 cm if Joe doesn't want to waste any paper how much paper will he need?

In the construction of a new building, a landscape architect determined that he had a plot 810 feet by 35 feet, to be filled to a depth of 6 inches with loam. how many cubic yards of loam would he require?

Compare 1/2 with 3/4 using syymbols

Which ordered pair makes both inequalities true? y - x + 4 (4,0) (1,2) (0,4) (2,1)

An equilateral triangle has symmetry with respect to a line containing an altitude of the triangle. true or false?

The height reached by amal's rocket was 1/4 of the height reached by min's rocket. Amal's rocket REAched a height of 15 meters. Which equation could be used to find the height reached by min's rocket

a lab technician must screen 175 slides under the microscope each week. if she works 7 hours a day, 5 days a week, how many slides, on average, must she screen in one hour?

Lisa bought five CDs from the store. The price of each CD was the same. After she bought the CDs, her account balance showed a change of - $64.95. What would have been the change to Lisa's account balance had she only bought one CD from the store?

how do i add this 9 7/8 + 6 5/8 + 3 3/8

The displacement, d, in millimeters of a tuning fork as a function of time, t, in seconds can be modeled with the equation d = 0.6 sin (3520rt). What is the frequency of the tuning fork? A, 1/3520 Hz B. 1/1760 Hz C. 1760 Hz D. 3520 Hz