Need answer asap, hurry please

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Which expression will have the same sum as 3_8 + 1/4?

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.