What is the place value of the digit 7 in the number 45,792?
Anonymous Quiz
0%
7
0%
70
100%
700
0%
7000
What is the face value of the digit 5 in the number 8,516,302?
Anonymous Quiz
79%
500,000
11%
50,000
5%
5
5%
500
For any non-zero digit in a whole number, which of the following statements is always true?
Anonymous Quiz
17%
Place value is equal to face value.
58%
Place value is greater than or equal to face value.
17%
Face value is greater than place value.
8%
Place value is always ten times the face value.
In the number 2,338, which statement correctly compares the two 3s?
Anonymous Quiz
25%
The 3 on the left has 10 times the place value of the 3 on the right.
42%
The 3 on the left has 10 times the face value of the 3 on the right.
8%
The 3 on the right has 10 times the place value of the 3 on the left.
25%
The 3 on the left has 100 times the place value of the 3 on the right.
Which of the following numbers has a 9 in the ten-thousands place?
Anonymous Quiz
0%
923,451
7%
149,203
93%
591,042
0%
802,934
If the radius of a circle is doubled, by what factor does its area increase?
Anonymous Quiz
27%
2
60%
4
7%
8
7%
16
Which geometric transformation flips a figure over a line to create a mirror image?
Anonymous Quiz
7%
Translation
0%
Rotation
93%
Reflection
0%
Dilation
What is the volume of a cylinder with a radius of 3 cm and a height of 7 cm?
Take pi =22/7
Take pi =22/7
Anonymous Quiz
18%
66 cm³
0%
132 cm³
73%
198 cm³
9%
231 cm³
Two angles are supplementary if the sum of their measures is equal to how many degrees?
Anonymous Quiz
17%
90°
75%
180°
0%
270°
8%
360°
What is the length of the longest diagonal inside a cube with a side length of 5 cm?
Anonymous Quiz
55%
5√2 cm
36%
5√3 cm
9%
10 cm
0%
15 cm
Which of the following triangle side length combinations can successfully form a valid triangle?
Anonymous Quiz
33%
2 cm, 3 cm, 6 cm
11%
4 cm, 5 cm, 10 cm
22%
5 cm, 7 cm, 11 cm
33%
3 cm, 3 cm, 7 cm
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Three series expansions for 1/π:
(1) Ramanujan 1, 1914
(2) Ramanujan 2, 1914
(3) Chudnovsky, 1987
These infinite sums are hypergeometric series that converge rapidly to 1/π and have been used for high-precision computation of π
@edmathlab
(1) Ramanujan 1, 1914
(2) Ramanujan 2, 1914
(3) Chudnovsky, 1987
These infinite sums are hypergeometric series that converge rapidly to 1/π and have been used for high-precision computation of π
@edmathlab