9.18 unleash my dog

Sissi_W

Just finised my GMAT test and have to prepare for the next take. Here are something I remember. Sorry that i couldn't type chinese because I'm using company computer.
Math:
PS: 1. 40cm, 9cm, and x cm are 3 lines of a triangle, is one of the angle is bigger than 90, what is the possible value of x?
answers as : 30, 33, 39, 40, 41
2. Circle O has radius = 5, B, A, C are three point on the circle,   (same order as I listed them). angle AOC = 72 degree, ask what is the arc of ABC?
answer is 8 pai
3. paint a room, choose from 6 colors, one of the 6 colors is white, ask how many combinations will includes white? There is no specified information on how may colors you can choose each time.
answers as ?, ?, ?, 30, 36
4. 1/(root29 + root20), which of the chioce is the simplied version? I don't remember the choices, as long as you can simplify this function, you will be able to choose the right answer.
5. Which one of the following has limited nonzero decimals?
answers as 2/(3^2 * 5^3) sort of things. But there is only one that the demoninator dose not include 3 which is the one that I chose.
6. A composition is 96 pounds, contains W, X, Y, Z. W:X:Y = 1:3:4, Y:Z = 5:2. Aks how many pounds Y is. The answer I chose is 40 pounds.

Reading,
1. talks about supernova explosion
2. women historical study, from erropsion? and achievement.
3. talks about the electrical company do something to improve their reliability. second para tells about a survey on customers to collection theri opinions, 3rd give some suggestion to companies on where the areas that they should investigate on.


AWA. SmartPro accounting software.

1hch

感谢分享！               

星9012

Thank you bro! Hope you success next take!

AnnieLinbaby

Math:
PS: 1. 40cm, 9cm, and x cm are 3 lines of a triangle, is one of the angle is bigger than 90, what is the possible value of x?
answers as : 30, 33, 39, 40, 41

hey bro, what is the answer for this question?

Many thanks

fredagmat

请问 求弧长的8 pai是怎么得到的？