Kora calculated the area of a trapezoid using the formula A = atb x h, where a and b are the lengths of the bases, and h is the height. What is the area of a trapezoid when
a = 3, b = 7, and h= 5?

HELP

The sum of two numbers is 58. the first number is 8 less than half the second number. let  c  represent the first number. let  drepresent the second number. which statements about solving for the two numbers are true? check all that apply.the equation    represents the sum of the two numbers.the equation    represents the sentence “the first number is 8 less than half the second number.”the equation    represents the relationship between the two numbers.the equation    represents the sum of the two numbers.the number  d  is 14.the number  c  is 44.the number  c  is 14.the number  d  is 44.

What is not true about kl and mn? what is mn? (show your work)

What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18