Answer:
20 dvds
Step-by-step explanation:
find how much each block is worth
8 blocks= 32
32/8=4
each block is worth 4
how much is 5 blocks equal to?
5(4)=20
5(-2) = -10, so 5(-2)(-11) = (-10)(-11) = 110
Let
cos x=7/18
x=arc cos (7/18)-----> using a calculator-------> x=67.11°-----> x=1.17 radians
the answer is
x=67.11° or x=1.17 radians
Answer:
45
Step-by-step explanation:
Let the three quantities be x, y and z.