Find the side of a square whose area is 81sq. cm

Simplify the expression. enter the correct answer.

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.