Answer:
Really
Step-by-step explanation:
Answer:
B. 97%
Step-by-step explanation:
20 students is -2 standard deviations away from the mean
35 is +3 standard deviations away from the mean
100 - 2.4 = 97.6
(2.4 is amount of data we are not using)
please refer to the standard deviation graph attached :)
-- The area of the long skinny piece on top is (6 x 33) = 198
-- The length of the dotted line between the top and bottom pieces is (33-21) = 12
-- The area of the bottom piece is (12 x 15) = 180
-- The area of the whole thing is (198 + 180) = 378
-- The perimeter of the whole thing is (33 + 6 + 21 + 15 + 12 + 15 + 6) = 108
A parallelogram is always a rectangle. (false)
A square is always a rhombus. (true)
A rectangle is always a square. (false)
answer
statement 2 only
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answer A. it is a <span>rhombus
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</span>6x - 9 = 2x + 39
<span>4x = 48
x = 12
answer
c. x = 12
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