Find the area of each circle. Round to the nearest tenth. Use 3.14 or 22/7 for pie

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

∆red ≅ ∆ by rule will give brainiest if possible

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0