What is 11,900,000,000 written in scientific notation? a. 1.19×1010 b. 11.9×1010 c. 1.19×1011 d. 11.9×1011

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

Select the number of ways in which a line and a circle can intersect

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)