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Questions Answered

DorelTibi:
Group Title
The value of x is 12.
true/false?
http://curriculum.kcdistancelearning.com/courses/GEOMxHSA09/a/assessments/Semester1Exam/Geometry_Semes…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

hannahhatesmath:
Group Title
Mick said that the circumcenter of all triangles lies either inside or outside a triangle.
Which figure disproves Mick’s statement?
…
 updated one year ago
 2 replies
 1 Medal
Mathematics

sha0403:
Group Title
for married couples living in suburb the probability that the husband owns his car is 0.8, the probability that his wife owns a car is 0.6 a…
 updated one year ago
 8 replies
 1 Medal
Mathematics

problemsolver:
Group Title
A question for native speakers 
Fill in the blank
Q)His brother ____________ , RK Narayan.
…
 updated one year ago
 4 replies
 2 Medals
Mathematics

saumyawardhan1:
Group Title
what is the acceleration when the displacement is directly proportional to time?
…
 updated one year ago
 13 replies
 No Medals Yet
Mathematics

problemsolver:
Group Title
see question below
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

sel126:
Group Title
A stone is dropped from a cliff 60m high.Disregarding air resistance, how long will it take for a stone to reach the ground?
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

lgbasallote:
Group Title
LGBARIDDLE:
An island is only inhabited by liars and truthtellers. On the island, you meet Elgee, Sallote and Bah. Determine what Elgee,…
 updated one year ago
 76 replies
 3 Medals
Mathematics

problemsolver:
Group Title
The sum of an infinite number of terms of GP is 4 and the sum of their cubes is 192. Find the series.
…
 updated one year ago
 4 replies
 3 Medals
Mathematics

boho_bold:
Group Title
Suppose a storm blows into the northern United States. The temperature drops from zero degrees Celsius to negative twentyone degrees Celsiu…
 updated one month ago
 4 replies
 1 Medal
Mathematics

Needhelp2:
Group Title
U.S. oil reserves are estimated to be 2.2x1010 barrels (42 gal per barrel). We use about 7.2x108 barrels per year. At this rate, how long wi…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

sydneypatchett:
Group Title
you roll two dice. what is the probility that the sum of the dice is odd OR one die shows a 3?
 updated one year ago
 16 replies
 3 Medals
Mathematics

tony15:
Group Title
Which two triangles are congruent?
ΔHIG ≅ ΔCAB
…
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

L0vely:
Group Title
NAthan, Joshua, Michelle and Denise were in a room where a porcelain vase was found broken. When an inquiry was conducted by the building ca…
 updated one year ago
 30 replies
 2 Medals
Mathematics

jorgesnz:
Group Title
What is a valid reason for stating that: http://curriculum.kcdistancelearning.com/courses/GEOMxHSA09/a/assessments/IPIntroductionProofUni…
 updated one year ago
 2 replies
 1 Medal
Mathematics

tony15:
Group Title
Determine whether ΔABC ~ ΔFED. If they are similar, what postulate or theorem proves their similarity?
…
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

jorgesnz:
Group Title
Statements can have more than one counterexample.
True or False?
 updated one year ago
 1 reply
 1 Medal
Mathematics

jorgesnz:
Group Title
If two lines are drawn which intersect a third in such a way that the sum of the inner angles on one side is less than two right angles, the…
 updated one year ago
 2 replies
 1 Medal
Mathematics

greener6:
Group Title
Which set of numbers could represent the lengths of the sides of a right triangle?
Answer
…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

Sette:
Group Title
In the triangle above, the sides have been extended as shown. What is the value of a?
i Believe 40
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

SchoolFreak:
Group Title
Choose the correct slope of the line shown on the graph below.
Please Explain
 updated 2 years ago
 30 replies
 3 Medals
Mathematics

lgbasallote:
Group Title
i need algebra help....i have a formula
\[\huge \frac{r_2}{r_1} = \frac{t_1}{t_2} = \sqrt{\frac{M_1}{M_2}}\]
…
 updated 2 years ago
 29 replies
 No Medals Yet
Mathematics

problemsolver:
Group Title
Prove that  \[\dfrac {1} {\sin \left( xa\right) \sin \left( xb\right) }=\dfrac {\cot \left( xa\right) \cot \left( xb\right) } {\sin \…
 updated 2 years ago
 9 replies
 2 Medals
Mathematics

lsugano:
Group Title
Find the exact value of sin157.5 in half angle identities
 updated 2 years ago
 34 replies
 No Medals Yet
Mathematics

problemsolver:
Group Title
Prove that  \dfrac {1} {\sin \left( xa\right) \sin \left( xb\right) }=\dfrac {\cot \left( xa\right) \cot \left( xb\right) } {\sin \le…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

cdelomas:
Group Title
write 480,000 in scientific notation. A rocket travels x0^4 per hour how long would it take for it to reach the moon from the planet.
 updated 2 years ago
 23 replies
 3 Medals
Mathematics

saifoo.khan:
Group Title
a,b,c,d and e are all integers where a<b<c<d<e if c,d and e are each greater than the product of the next two smaller values(for example d>b…
 updated 2 years ago
 15 replies
 5 Medals
Mathematics

cdelomas:
Group Title
A=P1+r)^n P=200000, r=0.15 and n= 4 years.At the end of4 years A is what
 updated 2 years ago
 17 replies
 2 Medals
Mathematics

cdelomas:
Group Title
3x^35x^2+2y Please help me simplify
 updated 2 years ago
 15 replies
 1 Medal
Mathematics

btnatyam:
Group Title
A piece of wire 5 inches long is to be cut into two pieces. One peice is x inches long and is to be bent into the shape of a square. The oth…
 updated 2 years ago
 7 replies
 1 Medal
Mathematics
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