Solve for x in the triangle. Round your answer to the nearest tenth

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation

Quadrilateral abcd is translated up and to the right, and then rotated about point q. which congruency statement is correct?