A rectangle has a perimeter of 80 inches and a width of 12 inches. Find the Length of the rectangle.

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Miguel is setting up his new classroom with total floor space of 1,600 ft. the classroom must contain two square tables that are 4 ft by 4 ft, a 2 ft walkway between desks not against the wall or each other, a 2 ft space between the chalkboard and the first row of desks, and miguel's desk, which is 10 ft by 4 ft and is always on the opposite side of the classroom from the chalkboard. click here to see the current configuration of the classroom with desk space for 28 students. miguel needs to redesign the classroom to accommodate 8 more students, and he wants to let the students work in groups. should he place the desks in equal groups of 2, 3, or 4 desks pushed together? explain he should move the desks to groups of because