Friday

February 12, 2016
Total # Posts: 23

**Physics**

Three vectors A,B and C have the following x and y components Ax = 3.6, Ay=-3.4; Bx=-5.5, By=1.9; Cx=2.5, Cy=3.4 What is the magnitude of A+B+C?
*November 18, 2015*

**math**

(1)Robert is thinking of two numbers. Their greatest common factor is 6. Their least common multiple is 36. One of the numbers is 12. What is the other number Answer: 18 please help Ms.Sue I think the answer is right not sure how I got it please explain or help!!!
*February 11, 2013*

**Global**

How and why did Russia emerge as a great power? Discuss the character of Peter the Great. How were his reforms related to his military ambitions? What were his methods of reform? To what extent did he succeed? What were Russia’s domestic problems before Peter came to power?
*November 13, 2011*

**Math**

Write each expression as the product of two binomials. 1) a^3 - 3a^2 + 3a - 9 2) 2x^2 - 3x^2 - 4x + 6
*September 16, 2011*

**English**

What does this quote means? Please interpret. "A sure way for one to lift oneself is by helping to lift someone else," - Booker T. Washington
*June 12, 2011*

**Math**

I wrote the question wrong. its supposed to be Plan P is perpendicular to AB at B. Plane Q intersects AB at B. Can Q be perpendicular to AB?
*May 17, 2011*

**Math**

a line RS is perpendicular to plane p at R. If T is a second point not on. Can RT be perpendicular to plane P? Lines AB and LM are each perpendicular to plane P. Are AB and LM coplanar? Plan P is perpendicular to AB at B. Plane Q intersects AB at P. Can Q be perpendicular to AB?
*May 17, 2011*

**Geometry**

a line RS is perpendicular to plane p at R. If T is a second point not on. Can RT be perpendicular to plane P? Lines AB and LM are each perpendicular to plane P. Are AB and LM coplanar? Plan P is perpendicular to AB at B. Plane Q intersects AB at P. Can Q be perpendicular to AB?
*May 17, 2011*

**Geometry**

I dont get these questions Is there exactly one plane containing two non intersecting lines? and if a line is perpendicular to a plane, is it perpendicular to every line in the plane?
*May 15, 2011*

**Geometry**

how many planes can be passed through two points in space? and is there exactly one plane containing two nonparallel lines?
*May 15, 2011*

**Math**

solve the equations algebraically x^2 + y^2 = 25 3y - 4x = 0
*April 26, 2011*

**Geometry**

How do solve the equations algebraically? x^2 + y^2 = 25 3y - 4x = 0
*April 26, 2011*

**Geometry**

explain the difference between a polygon inscribed in a circle and a circle inscribed in a polygon
*March 21, 2011*

**Pre-Calculus**

Completing the Square 1) 9m^2 - 20m - 21 = 0 2) 10x^2 - 4x -32 = 0
*March 9, 2011*

**Geometry**

If the length of the altitude of the hypotenuse of a right triangle is 8, and the length of the hypotenuse is 20, what are the lengths of the segments of the hypotenuse? (Let x and 20-x be the lengths of the segments of the hypotenuse.)
*March 2, 2011*

**Geometry**

How do you find the centroid of the coordinates D(-3, 8), E(-3, 0) and F(9, 4). What are the steps?
*February 8, 2011*

**algebraically.**

x^2 + y^2 = 25 y = x - 1
*September 6, 2010*

**algebraically.**

xy = -6 x + 3y = 3
*September 6, 2010*

**Integers**

The larger of two positive integers is five more than twice the smaller integer. The product of the integers is 52. Find the integers.
*February 15, 2010*

**Ratio**

Three numbers are in the ratio of 3:5:7. If the largest number is multiplied by 3, the result is 26 more than the sum of the first and second numbers. Find the numbers.
*February 10, 2010*

**Meters**

Vincent has cut three pieces of rope to complete a science project. Two pieces are of equal length. The third piece is one-quarter the length of each rope of the others. He cut the three pieces from a rope 54 meters long with any rope left over. Fine the answer of meters in ...
*February 3, 2010*

**Probability**

The local ice cream stand offers three flavors of soft-serve ice cream: vanilla, chocolate, and strawberry: two types of cone: sugar and wafer: and three toppings: sprinkles, nuts, and cookie crumbs. If Dawn does not order vanilla ice cream, how many different choices can she ...
*January 28, 2010*

**Algebra**

The ages of three brothers are consecutive even integers. Three times the age of the youngest brother exceeds the oldest brother’s age by 48 years. What is the age of the youngest brother?
*January 28, 2010*

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