You own a roofing company. the roofers are replacing shingles on a house. it takes
of a 50-pound box of nails to install
shingles on
of the roof.
how many boxes of nails will the company need to install shingles on the entire roof?

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

What is the value of x? enter your answer in the box.

Which of the following would be a correct step in proving that triangle abc is congruent to triangle cda? a. use a protractor to measure the angles and show that all the corresponding angles are equal in measure. this will allow you to prove congruence by aaa. b. show that segment ab is parallel to segment cd and segment ad is parallel to segment cb. this will allow you to prove congruency by asa. c. show that is segment ab is perpendicular to segment ad. this will allow you to prove congruence by sas. d. none of the above.