Am I right or wrong plz help

Abcd is a parallelogram find the valuse of x

Asquare parking lot has 6,400 square meters what is the length in meters

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191