The area of this triangle is 200ft what does x have to be

Which of the following of the following sets of side lengths could not form a triangle?

What is the frequency of the sinusoidal graph?

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60