The spray from a spinning lawn sprinkler makes a circle with a 40 foot radius. If Ben and his
friends what to play and get wet, how much
space do they have?

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.