Posted by **anonymous** on Wednesday, July 28, 2010 at 11:35am.

For the line joining points A(-1, 3) and B(5, 7):

a.Find the midpoint of the line.

b.Find the distance of the line.

c.Find the slope of the line.

d.Find the y-intercept of the line.

e.What would be the slope of a line perpendicular to this line?

- Math(word problem) -
**Henry**, Wednesday, July 28, 2010 at 9:21pm
GIVEN: A(-1,3), B((5,7).

a. X = (-1+5)/ 2 = 2.

Y = (3 + 7)/2 = 5.

Mid-point: (2,5).

b. d^2 = (5 + 1)^2 +(7-3)^2 = 36 + 16

= 52 d = sqrt (52) = 7.2.

c. Slope = (7-3) / (5 + 1) = 2/3.

d. Y = mX + b

3 = 2/3(-1) + b, b = 3 2/3 = 11/3 =

y - int.

e. m2 = -3/2 = neg. reciprocal of m1.

## Answer this Question

## Related Questions

- Math -Precal 11 - Show that the point P(7,7) is on the perpendicular bisector of...
- Math(Please help) - Write an equation of the line satisfying the given condition...
- Math - Write an equation of the line satisfying the given condition. a) x ...
- Math/Algebra do u know how to do slope intercept? - The following problems are ...
- math - i have more than one question so if u no any of the answers please tell ...
- Math -Quadratics Help! - I have a test tomorrow with a few sample questions that...
- math - Q2.Plot three points with second coordinate equal yo (1.3) and join them...
- Math - Quadratics & Analytical Geometry - I have a test tomorrow with a few ...
- math,correction - find the slope of any line perpendicualr to the line through ...
- math - graph the line with slope 1/2 passing through the point(-5,-2) find the ...