Find the area of the following figure

400 cm2
312 cm2
252 cm2
300 cm2

Determine the next term in the sequence. then write the next 2 terms 4,16,28, what number do you do to get that?

How do you find the area of a triangle

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?