hi could someone please help in these 2 math problems? giving brainliest to helpful answers, thank uu!!

Problems:
1. During Diluc's trip in Springvale, he bought a land with an area of 2k² + 6k – 36. What are the dimensions of the said land?

2. Kaeya drove a distance of 36a² +36a+9 km in 6a+ 3 hours. What is the speed of Kaeya's driving?