PLEASE HELP ME A doghouse is to be built in the shape of a right trapezoid, as shown below. What is the area of the doghouse?

45.5 square feet
63 square feet
66.5 square feet
84 square feet

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the