Solve the following problems

a)2 ft 5in + 9 in

B) 4yd 8in + 6yd 6in

C) 29yd 2ft 11in + 55yd 1ft 10in + 13yd 1ft 3in

D) 4,839sq yd 8sq ft 139sq in + 7sq ft 124sq in

Linet passes through (4.5) and is perpendicular to the line shown on the condirate grid.what is the equation of line t in standard form?

What is the least common factor of 6 and 8

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered