Select the correct answer.
Quadrilateral ABCD is inscribed in circle Pas shown. Which statement is necessarily true?
D
A. mA+ m_B=m_C+m_D
B. MA+m_C=m_B+m_D
C. m2A + m2D=m_B+mec
D. MA + m_B = 2(m_C+ m2D)

What is the value of x in the figure below? if necessary, round your answer to the nearest tenth of a unit. 12 d 4 b оа. 3.1 ов. 6.9 ос. 4 od. 12

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?