Which inequality models this problem? the length of a rectangle is five times its width. if the perimeter is at most 96 centimeters, what is the greatest possible value for the width?
a. 2w 2 • (5w) ≤ 96
b. 2w 2 • (5w) ≥ 96
c. 2w 2 • (5w) < 96
d. 2w 2 • (5w) > 96

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

What is the value of x in the this question ?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap