6.6. Trapezoids http://www.ck12.org
9.A(− 3 , 2 ),B( 1 , 3 ),C( 3 ,− 1 ),D(− 4 ,− 2 )
10.A(− 3 , 3 ),B( 2 ,− 2 ),C(− 6 ,− 6 ),D(− 7 , 1 )
11.A( 1 , 3 ),B( 4 , 0 ),C( 2 ,− 4 ),D(− 3 , 1 )
12.A( 1 , 3 ),B( 3 , 1 ),C( 2 ,− 4 ),D(− 3 , 1 )
- Write a two-column proof of the Isosceles Trapezoid Diagonals Theorem using congruent triangles.
Given:T RAPis an isosceles trapezoid withT R||AP.
Prove:T A∼=RP
- How are the opposite angles in an isosceles trapezoid related?.
- List all the properties of a trapezoid.