8-o perimetro de um retangulo e 48cm .a medida do lado maior é o triplo da medida do lado menor .a area deste retangulo, em cm{2} quadrado,é igual a;
a)24. b)48. c)108. d)216.
porfavorr ajudaaa pra amanha

Triangles abc and dfg are given. find the lengths of all other sides of these triangles if: b ∠a≅∠d, ab·dg=ac·df, ac=7 cm, bc=15 cm, fg=20 cm, and df-ab=3 cm.

3c2 + 2d)(–5c2 + d) select all of the partial products for the multiplication problem above.

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?