Which equation represents the unit fraction shown in the diagram? the diagram is 10×10 and 20 squares are shaded. a. 20/100 = 1/5 b. 20/100 = 2/5 c.20/100 = 1/2 d. 20/100 = 1/10

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2