Please help i dont understand this

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

The angle of elevation from point a to the top of a cliff is 38 degrees . if point a is 80 feet from the base of the cliff , how high is the cliff ?

Will mark brainliest, , and rate to only chrislaurencelle clarissa made a scale drawing of a rectangle. she used a scale factor of 3 to draw the new rectangle. how does the length of the new rectangle compare to the original? the length of the new rectangle is 3 times shorter than the original. the length of the new rectangle is 12 times shorter than the original. the length of the new rectangle is 3 times longer than the original. the length of the new rectangle is 12 times longer than the original.