Suppose cos(x) = - }, where sxs T. What is the value of tan(2x)? 278
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240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!

Triangle abc was translated 2 untits to the right and 3 units down. write the algebraic rule that describes the translation that was applied to triangle abc to create triangle a'b'c'.