geometry

posted by sally

if a is (3,0) and b is (11,6) and ab is 2x+4 then what does ab equal?

Similar Questions

1. geometry

Find the area of a regular pentagon with side equal to 3 and apothem equal to K.
2. math geometry ITT

so i know that when you have an isosceles triangle has 2 equal sides, and the 2 angles created by those sides are also equal . if a question gives me the angle at the top ( which is 40 degrees ), how do i find the 2 equal angles at …
3. geometry

ABCD is a parallelogram. If AB is equal to 2x + 1 and CD is equal to x + 13, find x
4. geometry

The measure of the side of rhombus GHIJ is equal to the measure of the side of square RSTU. Which statement about the two quadrilaterals must be true?
5. geometry

The measure of the side of rhombus GHIJ is equal to the measure of the side of square RSTU. Which statement about the two quadrilaterals must be true?
6. geometry

abcd is a parallelogram. if ab is equal to 2x+1 and cd is equal to x +13,findx
7. analytic geometry

What can be said of points with equal ordinates?
8. GEOMETRY

A right triangle has perimeter equal to 198 and area equal to 1386. What is the length of the hypotenuse?
9. Trigonometry/Geometry - Inequalities

Let a, b, and c be positive real numbers. Prove that sqrt(a^2 - ab + b^2) + sqrt(a^2 - ac + c^2) is greater or equal to sqrt(b^2 + bc + c^2). Under what conditions does equality occur?
10. Geometry

The lengths of the sides of a triangle are 17, 8, and n. Which of the following must be true?

More Similar Questions