Which phrase best defines a rectangle?
A.
a quadrilateral with no congruent sides
B.
a parallelogram with four congruent angles
C.
a parallelogram with four congruent sides
D.
a quadrilateral with exactly one pair of parallel sides
@youngstudier
@mahmood785123
i think its A
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OpenStudy (mahmood786123):
I dont have a 5 in my username
OpenStudy (foxythepirate0984):
sorry i meant 6
OpenStudy (foxythepirate0984):
@campbell_st
OpenStudy (youngstudier):
It's the Master Chief O_O
OpenStudy (foxythepirate0984):
ermahgerd Halo!!!!!!!!!!!!!!!!
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OpenStudy (foxythepirate0984):
I nevar noticed xD
OpenStudy (campbell_st):
can you tell me what congruent means..?
OpenStudy (foxythepirate0984):
GEOMETRY
(of figures) identical in form; coinciding exactly when superimposed.
OpenStudy (anonymous):
It means the same i believe.
OpenStudy (mahmood786123):
Does anyone here even play Halo
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OpenStudy (foxythepirate0984):
I dont have it but i heard of it
OpenStudy (campbell_st):
so identical or equal....
so what is type of angles does a rectangle have...
are they all the same..?
OpenStudy (mahmood786123):
I have
Halo 1
halo 2
Halo 3
Halo 4
Halo ODST
Halo Reach
Halo master chief collection
OpenStudy (anonymous):
i was looking up all the definitions. To be honest, i think a rectangle is a parallelogram. Because, it is a type of quadrilateral, and it has two pairs of congruent sides. Which, is try about a rectangle (the right and left are congruent, and top and bottom are)
OpenStudy (campbell_st):
is choosing A, you are saying that a rectangle has no equal or identical sides
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OpenStudy (foxythepirate0984):
I think Its A too
OpenStudy (campbell_st):
read A again.... it says no congruent sides...
OpenStudy (foxythepirate0984):
Simplify the expression. –16 • 1/8 • 4 + 32 ÷ 2
A.
12
B.
8
C.
–36
D.
24
OpenStudy (anonymous):
I do not think its a. i think its b. It has two pairs of congruent sides, which makes it a parallelogram. and, it has all 90 degree angles. (there not obtuse, or acute)
OpenStudy (foxythepirate0984):
Simplify the expression.
3 • (7 + 2)3
A.
243
B.
486
C.
2187
D.
19,683
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OpenStudy (anonymous):
PEMDAS = order of operations.
Do everything in this order:
Parenthesis first
Exponents
Multiplication
Division
Addition
Subtraction
OpenStudy (anonymous):
So, what do you get when you do whats inside the parenthesis?
OpenStudy (foxythepirate0984):
9
OpenStudy (anonymous):
Correct! Now, we have an exponent next. So, 9 x 9 x 9 equals?
OpenStudy (foxythepirate0984):
36
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OpenStudy (anonymous):
No, were not adding. we are multiplying.
OpenStudy (foxythepirate0984):
729
OpenStudy (anonymous):
Correct! now, 729 x 3.
OpenStudy (foxythepirate0984):
2187
OpenStudy (anonymous):
Yes! Great job! So, your answer is?
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OpenStudy (foxythepirate0984):
C
OpenStudy (foxythepirate0984):
What is the length of one side of a regular pentagon if its perimeter is 205 mm?
__mm
OpenStudy (youngstudier):
@Mahmood786123 , I play Halo :D
OpenStudy (anonymous):
To find the perimeter, you add all sides. So, how many sides are in a pentagon?
OpenStudy (foxythepirate0984):
6
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OpenStudy (anonymous):
No, close, but try again.
OpenStudy (foxythepirate0984):
7
OpenStudy (anonymous):
No...
OpenStudy (foxythepirate0984):
5
OpenStudy (anonymous):
Yes! So, if you add up all 5 sides to get the perimeter, you will get 205mm. Were trying to find 1 side, so we have to back track. 205 _ _ = ? Can you fill in the two blanks?
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OpenStudy (anonymous):
One is the operation, the second one is what were dividing by.
OpenStudy (foxythepirate0984):
1025
OpenStudy (anonymous):
No.. 1 side can not be bigger then the perimeter.
OpenStudy (foxythepirate0984):
i added 5 sides up and it got me 1025
OpenStudy (anonymous):
Sorry, i must've confused you.
Our perimeter, the total we get when we add 5 sides, is 205.
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OpenStudy (youngstudier):
We did this one Foxy, do 205 divided by 5
OpenStudy (foxythepirate0984):
41
OpenStudy (youngstudier):
Yeppers :D
OpenStudy (anonymous):
Yes :)
OpenStudy (foxythepirate0984):
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OpenStudy (youngstudier):
@MonKiwi
OpenStudy (youngstudier):
Add up the marbles
OpenStudy (foxythepirate0984):
Its C
OpenStudy (youngstudier):
yeppers. I gotta go eat, see ya!
OpenStudy (foxythepirate0984):
K
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OpenStudy (foxythepirate0984):
The table shows the results of drawing one marble from a bag of colored marbles. Each marble was replaced after the outcome was recorded. If there are a total of 60 marbles in the bag, about how many of the marbles are orange?
Color Number of Pulls
red 5
green 4
orange 8
black 3
A.
8
B.
24
C.
12
D.
16
@KyanTheDoodle