Unroll 1 can of crescent dough onto work surface; firmly press perforations and seams together to form 12x4-inch rectangle. Brush with half the butter; sprinkle with half each
of the jelly powder mixture and strawberries. Roll up, starting at one long side; cut into 12 slices. Arrange, cut-sides up, in half of 13x9-inch baking dish sprayed with cooking spray.