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Post New Question
All Questions
+0
234931 Questions
0
529
1
Help
How can you compare surfaces to see which one absorbs radiant energy
(electromagnetic waves) the most efficiently? What will you measure?
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Guest
Jun 5, 2020
0
405
1
HELP!!!!!
One day, Mark writes down the numbers What is the sum of all the digits that Mark wrote down?
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Guest
Jun 5, 2020
0
447
1
PLS HELP ASAP
For what value of does the line represented by the equation contain the point ?
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Guest
Jun 5, 2020
0
515
1
help
The line L crosses the x-axis at (-8,0), and the y-axis, forming a triangle of area 16. What is the slope of the line?
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Guest
Jun 5, 2020
0
523
0
+39
Simplify palindrome
how can I simplify palindrome:
2011111111010101111111102+
455116585185581585611554+
80362000220902200026308
read more ..
MathKing
Jun 5, 2020
0
547
1
i'm really stuck
Dean scored a total of 252 points in 28 basketball games. Ruth played 10 fewer games than Dean. Her scoring average was 0.5 points per game higher than Dean’s scoring average. How many points, in total, did Ruth score?
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Guest
Jun 5, 2020
+2
2412
1
+283
Circles
Can someone please help me?
Chords AB and CD are perpendicular, and meet at X. If AX = 3, BX = 4, CX = 6, and DX = 2 then find the diameter of the circle.
read more ..
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Caffeine
Jun 5, 2020
0
480
1
help
How many factors does the number 60 have?
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Guest
Jun 5, 2020
0
480
1
Help pls
Perform the following calculation and input the answer expressed to the correct number of significant figures.
(21×964)÷(100×23)=_____
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Guest
Jun 5, 2020
0
377
1
HEEEELPPP!
Let P and Q be constants. The graphs of the lines x+5y=7 and 15x+Py=Q are perpendicular and intersect at the point (-8,3). Enter the ordered pair (P,Q).
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Guest
Jun 5, 2020
0
367
0
Help
solve
x^2 + x^2*y^2 + x^2*y^4 = 525
x + xy + xy^2 = 35
read more ..
Guest
Jun 5, 2020
0
563
1
PLS HELP ASAP
1. An algebraic expression of the form a + bx has the value of 15 when x = 2 and the value of 3 when x = 5. Calculate a + b.
2. compute
3. Let and be the roots of . Find
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Guest
Jun 5, 2020
0
465
3
geometry
Which Triangle is greater in Area?
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Guest
Jun 5, 2020
0
472
1
PLS HELP ASAP
1.If 2a+4b=5 and a is equal to three times b, what is 3a?
2.
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Guest
Jun 5, 2020
0
558
1
help
In rectangle ABCD, E is a point on BC such that AD = 13, DE = 5, and EA = 12. Find the area of ABCD.
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Guest
Jun 5, 2020
0
548
1
help
Natural numbers are equally spaced around a circle in order from 1 to n. The number 5 is directly opposite the number 14. What is n?
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Guest
Jun 5, 2020
0
625
2
help!
Let and be the roots of Find
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Guest
Jun 5, 2020
-4
774
0
+73
Here is a central angle that measures 1.5 radians. Select all true statements.
Here is a central angle that measures 1.5 radians.
Select all true statements.
A. The radius is 1.5 times longer
read more ..
GAMEMASTERX40
Jun 5, 2020
-1
828
2
help
The average of 19 consecutive integers is 99. What is the largest of these integers?
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Guest
Jun 5, 2020
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