Round each addend to the nearest whole number and estimate the sum. 19.43 + 11.5 + 3.08

35
36
33
34

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?

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