09/15/16
Prove that if in a triangle its sides are produced in order, then the sum of the exterior angle so formed is 360°
I got this question in my test. So pls try to answer this question as soon as possible
09/15/16
A class has 100 pupils. 69% take Maths, 79% take Physics, 89% take Chemistry and 99% take English I. At least x% studies all subjects. Find x.
The question is one take from Questions of the APMOPS Competition.
09/14/16
Direct variation #23
Give two characteristics that every linear direct variation equation has.
09/14/16
These questions are pertaining to College Algebra
1) a^2 + b^2 = c^2, solve for b
2) Solve each equation: 3x^4 + 10x^2 - 25 = 0
(x+200)^2/3 = 36
(x-3)^2/5 = (4x)^1/5
3) Solve each equation: 7 + 19 = 6 ...
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09/14/16
one piece is one-eighth the length of the other piece. how long is each piece of rope
workers cutting down a large tree have a rope that is 45 feet long. they need to cut it into two pieces so that one piece is one-eighth the length of the other piece. how long is each piece of rope
09/14/16
Parallelogram geometry
ABCD is a parallelogram. The equation of AB is y=4x-3 and the equation of BC is y=2x+1.
1)find the coordinates of B
2)The coordinates of A are (3,9). Find the equation of AD
3) the...
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09/14/16
Triangle geometry
The sides of a triangle are formed by parts of the lines y+3x=11, 3y=X+3 and 7y+X=37
1)Find the coordinates of the vertices of the triangle.
2)Show that the triangle is right...
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09/14/16
A triangle has vertices E(2,5), F(4,1) and G(-2,-3).
A triangle has vertices E(2,5), F(4,1) and G(-2,-3).
1) Find the midpoint of each side and hence find the equations of the three medians. (Medians are the lines from the midpoint of each side...
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09/14/16
A quadrilateral has vertices A(3,5), B(9,7), C(10,4) and D(4,2).
A quadrilateral has vertices A(3,5), B(9,7), C(10,4) and D(4,2).
1)Find the equation of each of the quadrilateral's side.
2) Use your equation to show that ABCD is a rectangle
09/14/16
C mixes 10pds of cran for $4. A pd and some peach for $20. Pd if C, wants to mix $10. Worth a pd how many ponds of peaches will let she use?
C mixes 10 pds of cran for $4.00 a pd
And $20.00 a pd of peaches
But wants to mix a pd worth $10.
How many pds of peaches should she use?
09/13/16
The given equation is either linear or equivalent to a linear equation. Solve the equation. (If there is no solution, enter NO SOLUTION.)
The given equation is either linear or equivalent to a linear equation. Solve the equation. (If there is no solution, enter NO SOLUTION.) 4/X-2=6/X+3
How many of the overdue materials that Jed returned were magazines? - Show Work
The public library charges 5¢ per day for an overdue book and 10¢ per day for an overdue magazine. When Jed returned library materials that were 1 day late, he was charged 35¢. How many of the...
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In an arithmetic sequence, the first term is -2, the fourth term is 16, and the nth term is 11998.
a) Find the common difference.
b) Find the value of n.
09/12/16
C(5,-2); y=-5x+3
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09/12/16
a) Write the area of the corral as a function of x. b) Determine the maximum area enclosed by the corral. (Decimal approximations are marked incorrect.)
Farmer Brown has 800 yards of fencing with which to build a rectangular corral, divided into two pens. He builds a corral that uses the river as one side, so he only has to fence the other 3 sides...
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09/12/16
Find the? slope-intercept form for the line satisfying the conditions.
Find the? slope-intercept form for the line satisfying the conditions.y=-1/2+6
09/12/16
in triangle pqr ....... if m is the midpoint of qr than prove that PQ+PR>2PM
M is the midpoint and no more information is given
09/11/16
How much of the $10,000 did the bank loan out at 7%?(Read Description for details).
A bank loaned out $10,000, part of it at a rate of 7% per year and the rest at 17% per year. If the interest received in one year totaled $1000, how much was loaned at 7%?
09/09/16
parabola of the form y=ax2+bx+c has a maximum value of y=4. y-coordinate of parabola at x=4 is -4 3 The y-coordinate of the parabola at x=6 is -52 3 .
Determine the x-intercepts of the parabola. Enter your answer in exact form.
smaller ( )
larger ( )
09/09/16
Condiotnal statement
rewrite the conditional statement
Every week has seven days
Write the inverse of the conditional statement.
If a shape is a rhombus, then it has four congruent sides.
im so confused
09/08/16
Statistics Question standard score T score
I need to know the answer to the following question and if possible how the answer was found:
If I obtain a score of 100 on a test that has a mean of 120 and a standarddeviation of 10, what is...
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09/08/16
The church exists to be a sign of christs presence to people of every age and culture
The church exists to be a sign of christ
09/08/16
write the sentences as conditonal statements
write the sentences as condtional statements as shown.
Write these as condtional statements.
All rectangles have four sides.
Every week has seven days.
Make the sentence Converse...
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09/03/16
You have drawn nine cards. Using the Probability Binomial Table. calculate the following probabilities
You have drawn nine cards. Using the Probability Binomial Table linked in the Resources under the Required Resources heading, calculate the following probabilities:Four or more cards will be...
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09/01/16
IN TRIANGLE ABC GIVEN THAT AB=b ,BC=b,AC=c ,also 60<angle A>90 .then show that c<a>root2 c ?
CLASS 9TH
MATHS
CHAPTER NAME TRAINGLES
CBSE BOARD DELHI INDIA
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