03/06/14

the front sail of a sailboat is a triangular cloth 40 feet high and 30 feet long. What is the perimeter of the front sail?
Each interior angle of a regular polygon has a measure of 162. How many sides does the polygon have ?  
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03/05/14

Determine if the following problem can construct a triangle given the following information. If the answer is no, explain why.
Two side lengths :  15 meters  17 meters include angle : 50 degrees 
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03/05/14

Find the unit rate 75 miles miles in 1 1/2
What is the unit rate?  
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03/05/14

A 12-lb puppy is gaining weight at a rate of 2/3lb per week. How much more time will it take for the puppy's weight to exceed 37 2/3lb?
A 12lb puppy is gaining weight at a rate of 2/3lb per week. How much more time will it take for the puppy;s weight to exceed 37 2/3 lb?
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03/05/14

age problem
 marleen is 3 years older than Ned and 2 years younger than Carla.  10 years ago Carla's age was equal to the sum of the ages of Ned and Marleen. How old is each now?
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03/04/14

Solve the following equations for x.
2(10)^(6x+8)=18
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03/04/14

how to solve this
the area of a cirlce with angle 45 degree is 5 square feet. Find the radius of the circle. if your computation involves pi, use pi=3.14159. round 2 decimal places.
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03/04/14

need help with this
find the exact value of cos(17π/6)=x , and sin(300 degrees)=y
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03/04/14

You have a collection of 50 marbles.
You have a collection of 50 marbles. Each one is red, white, or green. You have twice as many red marbles as green marbles. The difference between the number of white marbles and the number of red... more
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03/04/14

i need help with this
the area of a sector of a circle with angle 45 degress is 4 square feet. find the radius of the circle. if your computation involves pi, use pi=3.14159. round to 2 decimal places.
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03/04/14

how to solve this?
find the lenght of an arc with angle 120 degress in a circle with radius 3 meters. Round answer to 2 decimal places. If you need something related to pi, use pi=3.14159 or its exact  value.
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03/02/14

x, y intercepts
I have a math problem of x-y=4 . now how do you get 4 ordered pairs out of this. I could get to 2 but 4?
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03/01/14

Algebra 1 Questions
1. Casey leaves home at 10 a.m. and drives at an average speed of 25 mph. Marshall leaves the same house 15 minutes later, and drives the same route, but twice as fast as Casey.At what time will... more
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03/01/14

find the values of r
r^4 − 2r^3 +r^2 + 8r − 20=0
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02/28/14

Jack usually mows his lawn in 3 hours. Marilyn mows the same lawn in 5 hours. How long will it take them to mow the lawn together?
Cannot get the right answer 
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02/28/14

What digit is in the units place of the number that is 2/3 of 27^10?
Help... I am so confused with this problem. 
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02/28/14

Find the length of each.
two straight wires are attached at a point 24 feet above the base of a vertical pole standing on level ground. One wire is 5 feet longer than the other reaches a point on the ground 11 feet farther... more
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02/26/14

boy has 15 puzzles & 27 CDs. He takes 1 Puzzle & 1 CD on trips How many trips can he take with different puzzle and CD pair
I thought it was 15 because he only has 15 puzzles
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02/26/14

80 to 1 1/3
type an integer or a simplified fraction
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02/26/14

the graph of f passes through (3,9) and is perpendicular to the line whose equation is x=18
I need to find out how to get the equation of the perpendicular line
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02/24/14

Determine equations for the tangents...
Determine the values of a and b for the function f(x) = ax^3 + bx^2 +3x -2 given that f(2) = 10 and f'(-1) = 14
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02/24/14

Find the constant term that should be added to make the following expression a perfect-square trinomial. X^2+9x
Find the constant term that should be added to make the following expression a perfect-square trinomial.  X^2+9x
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02/24/14

Write an equation in point-slope form, and find which high marker he will pass 90 minutes after crossing Sandy River.
Michael was driving at a constant speed of 60 mph when he crossed the Sandy River. After 1 hour, he passed a highway marker of mile 84. Write an equation in point-slope form, and find which high... more
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02/23/14

Why three cents the most she might have to spend
Ms hernandez comes across a gumball machine one day when she is out with her twins. Of cause, the twins each want a gumball. They also insist on having gumballs of the same color. They don't care... more
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02/23/14

What percentage of customers asked for extra Cash back? How to do this problem
at a local Supermarket a survey that out of 5,000 customers paying for their grocieries using a debit card, 3,000 asked for extra cash back. What percent of custmers asked for extra cash back ?
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