I hate maths lol Ik yall do to

Which of the functions below could have created this graph?

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

Urgent? will give brainliest given that the blue triangle is a right triangle, which expression correctly gives the area of the red square? a) a2 + b2 b) a2 - b2 c) a2 - c2 d) c2 - a2