Use the law of cosines to find the value of 2*4*5 cos theta

a. 20

b. 40

c. - 40

d. 37

my answer is b

If you had 26/12 dollars, how much money would that be in dollars and cents? (Rounded to the nearest penny)

Which is more, 285 inches or 8 yards? 285 inches 8 yards neither; they are equal submit?

F1 + F2 = FT and F1d1 = F2d2 Solve for F1 in terms of FT d1 and d2

If two balanced die are rolled, the possible outcomes can be represented as follows. (1,1) (2,1) (3,1) (4,1) (5,1) (6,1) (1,2) (2,2) (3,2) (4,2) (5,2) (6,2) (1,3) (2,3) (3,3) (4,3) (5,3) (6,3) (1,4) (2,4) (3,4) (4,4) (5,4)

In a right triangle the lengths of the legs are 8 and 8 square root 3. Find the length of the hypotenuse.

What's 624 divided by 27 showing the work?

The base of a parallelogram is 1.4 feet long, and the height is 0.32 feet. What is the area of the parallelogram?

What is the area of the larger triangle? __ square units

Nicole has a board 88 in. long. she needs to to cut it into filt a space 80 3/8 in long

Find the percent of the number. 60% of 80 is