Rectangular field has a perimeter of 780 feet. one side of the field is 140 feet long. what is the area of the field? 89,600 sq. ft.

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

What is the result of adding the system of equations? 2x+y=4 3x-y=6

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.