mathsgeometry
posted by fsds .
how do we prove that opposite angles and sides of a parallelogram are equal in measure?
Respond to this Question
Similar Questions

Geometry
I had to fill out a chart stating the properties of certine shapes(parallelograms). Some of them i put to many properties please tell me witch ones i have wrong. The properties to select from: 1Opposite sides are parallel (both pair) … 
Geometry
Given: ABCD is a parallelogram; <1 is congruent to <2 To Prove: ABCD is a Rhombus Plan: Show <2 is congruent to < CAB. hence CB is congruent to AB, making ABCD a parallelogram with consecutive sides congruent PROOF Statements … 
Geometry
Can some one please check these for me.Thanks Angle DEF is similar to Angle HJK and the scale factor of angle DEF to anle HJK IS 5/2. If EF =15 FIND JK Here is what I came up with Am I correct 5/2 = EF/JK 5/2 =15/JK 5(JK)=30 JK=30/5 … 
Geometry
I really need some help please!!!!! Am I on the right tract? 
geometry
1. the opposite angles of a parallelogram measure(x=30) and (2x50).Find the measure of each angle of the parallelogram. 2. the ratio of two consecutive angles of a parallelogram is 2:3. find the measurement of the angles of a parallelogram. … 
geometry
Can you prove ABCD is a parallelogram based on the given information? 
geometry
Quadrilateral QRST has two pairs of congruent sides, but it is not a parallelogram. What figure is it? 
maths
two adjacent sides of a parallelogram measure 15 cm and 20 cm while the diagonal opposite their common vertex measure 25 cm.find the area of he parallelogram. 
maths urgent
The sum of two opposite angles of a parallelogram is 150 degree .find the measure of each of its angles. 
Geometry
I need the statements and reasons for this: ABCD is a parallelogram and we must prove AB=CD and BC=DA. If a quadrilateral is a parallelogram, then its opposite sides are congruent.