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Post New Question
All Questions
+0
233017 Questions
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478
1
Two sides of an isosceles triangle are 10 inches and 20 inches.
Two sides of an isosceles triangle are 10 inches and 20 inches. What is the area of the triangle?
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Guest
Nov 12, 2020
0
440
1
The figure drawn is not to scale. Which of the five segments shown is the longest?
The figure drawn is not to scale. Which of the five segments shown is the longest?
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Guest
Nov 12, 2020
0
415
2
+8
Can somebody help me with this one
A cubic function y has real coefficients, and its zeros are -4, 3 and 0. If x=1, y=20 satisfies its equation, find the equation of the cubic function in standard form.
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Mikecool320
Nov 12, 2020
0
455
1
The edge length of a regular tetrahedron ABCD is 2
The edge length of a regular tetrahedron ABCD is 2. M and N are the midpoints of BC and AD, respectively. Find angle AMD.
read more ..
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Guest
Nov 12, 2020
0
295
0
The sum of all edge lengths of a regular tetrahedron
The sum of all edge lengths of a regular tetrahedron is equal to that of a regular octahedron. The surface area of the tetrahedron is 1. What is the surface area of the octahedron?
Guest
Nov 12, 2020
-4
463
0
+73
Given the histogram of customer satisfaction scores, which of the following has to be true?
Given the histogram of customer satisfaction scores, which of the following has to be true?
I. The median rating is at least 4 and less than 6.
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GAMEMASTERX40
Nov 12, 2020
0
356
1
The center of a regular octahedron is 1 foot away from every vertex.
The center of a regular octahedron is 1 foot away from every vertex. What is the surface area of the octahedron in cubic feet?
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Guest
Nov 12, 2020
0
1055
1
AMC 8 online 2020 solutions
Are ther going to be explanations to AMC 8 online 2020 solutions?
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Guest
Nov 12, 2020
0
440
2
HELP!
Find the integer , such that
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Guest
Nov 12, 2020
0
477
1
+4
ellipse
An ellipse has its center at the origin, its foci on the y-axis, and its major axis is three times as long as its minor axis. Given that the ellipse passes through the point (4, 0), find its equation.
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Ichi01
Nov 12, 2020
0
531
1
A point with coordinates is randomly selected
A point with coordinates is randomly selected such that 0 <= x <= 10 and 0 <= y <= 10. What is the probability that the coordinates of the point will satisfy 3x + 5y >= 20? Express your answer as a common fraction.
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Guest
Nov 12, 2020
0
330
0
Chris discovered that the centers of the faces of a regular icosahedron are also the vertices of another regular polyhedron
Chris discovered that the centers of the faces of a regular icosahedron are also the vertices of another regular polyhedron. How many faces does the other regular polyhedron have?
Guest
Nov 12, 2020
0
478
1
help
Line 1l represents the graph of 3x+4y = -14. Line l2 passes through the point (-5, 7), and is perpendicular to line l1. If line l2 represents the graph of y=mx + b, then find m+b.
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Guest
Nov 12, 2020
0
316
2
Help please!
what is the sum of all possible values of x+y+z if x,y and x are integers and xyz-9xy-4xz-5yz+36x+45y+20z-210=0
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Guest
Nov 12, 2020
+1
706
1
+5
pls help
Put the following four numbers in order from least to greatest: $A.\ 4 \cdot \sqrt{5}\\ B.\ 6 \cdot \sqrt{2}\\ C.\ 5 \cdot \sqrt{3}\\ D.\ 9$
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sdfss
Nov 12, 2020
0
348
1
related rates
An inverted cone has a radius of 4 cm and a height of 16 cm. Initially, the cone is full of water, and it flows from the bottom of the cone at a rate of 50cm^3 per minute. Find the rate at which the height of water is decreasing (in cm per minute) when
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Guest
Nov 12, 2020
0
319
1
The four vertices of a regular tetrahedron are snipped off
The four vertices of a regular tetrahedron are snipped off, leaving an equilateral triangular face in place of each corner and a regular hexagonal face in place of each original face of the tetrahedron. What is the
read more ..
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Guest
Nov 12, 2020
0
391
3
please halp. i am bamboozled. i will give respekt
When Colby rolls two fair standard dice, what is the probability that he rolls the same number on both dice or that the sum of the two numbers rolled is divisible by 3? Express your answer as a common fraction.
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Guest
Nov 12, 2020
0
352
2
Idk the answer i really need it
How many songs would it take to reach 5 hours. i really need to know thanks.
Also i need to know if its a 2 min and 3 or 4min songs in that time frame to
But i couldn't find the anwser so i need som help im at 116 songs so how many
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Guest
Nov 12, 2020
0
367
1
I am stuck on this question for a very long time. Can someone please help?
In , the circumcenter and orthocenter are collinear with vertex . Which of the following statements must be true?
(1) must be an isosceles triangle.
(2) must be an equilateral triangle.
(3) must
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Guest
Nov 12, 2020
0
395
1
Altitudes AX and BY of acute triangle ABC intersect at H
Altitudes AX and BY of acute triangle ABC intersect at H. If angle BAC = 61 and angle ABC = 82, then what is angle CHX?
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Guest
Nov 12, 2020
0
452
1
The graph of is shown below, with unit between grid lines.
The graph of y = f(x) is shown below, with 1 unit between grid lines. Assume f(x) is defined only on the domain shown. What is the sum of all integers c for which the equation f(x) = c has exactly 4 solutions?
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Guest
Nov 12, 2020
Nov 11, 2020
0
353
1
Helppppp
An ellipse has its center at the origin, its foci on the y-axis, and its major axis is three times as long as its minor axis. Given that the ellipse passes through the point (-4,0), find its equation. express your answer in the form (x-a)^2/r^2 + (y-b)^2/s^2
read more ..
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Guest
Nov 11, 2020
0
562
1
+78
Permutation Problem #2
In how many ways can a family of six people be seated at a round table if the youngest kid must sit between the parents?
Thank youuu
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Frooglie
Nov 11, 2020
+1
477
2
+78
Permutation Problem #1
How many different ways can seven students be seated in a row of seven seats if there must be exactly two people between Alex and Betsy?
Thank you so much!
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Frooglie
Nov 11, 2020
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