Monday

March 30, 2015

March 30, 2015

Posted by **Randall** on Tuesday, March 27, 2012 at 11:59pm.

OA+OB=(4,3)+(1,1)

=(5,4)

sqrt(5^2+4^2)

=6.403

OA-OB=(3,2)

sqrt(3^2+2^2)=3.60

Therefore the length of diagonals are 6.40 and 3.60 units.

**Answer this Question**

**Related Questions**

Calculus and vectors - A parallelogram is formed by R^3 by the vectors PA=(3,2,-...

calculus - A parallelogram is determined by the vectors a = [-2, 5] and b = [3, ...

geometry - Given: QRST is a parallelogram. Prove: QRST is a square. Complete ...

Geometry - Write a proof. 1. Prove: If the diagonals of a parallelogram are ...

Calculus - Graph the curve and find its exact length. x = e^t + e^-t, y = 5 - 2t...

Math Help please!! - Could someone show me how to solve these problems step by ...

geometry - the length of 2 diagonals of a quadrilateral is 10cm and 24cm ...

math,algebra,help - Directions are simplify by combining like terms. x radiacal ...

math - What polygon has 20 diagonals?I don't know how to figur this out. THANKS...

geometry - Verify that parallelogram ABCD with vertices A(–5, –1), B(–9, 6), C(–...