11. Use the coordinates below to determine if MBC and ADEF are congruent. A(2, -8), B(-5, -2), C(-7,3), D(-9, 7), E(-11, 12), F(-2, 1)

AB =

DE =

BC =

EF=

AC =

DF =

Are the triangles congruent? If yes, explain your reasoning and write a congruency statement.

Long division the problem is 40 ➗ 348 = ?

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.