9. The height is 7
10. The height is 6
Explanation: 9.The formula is A=bh. Since you know the area is 49, you would plug it into A. Instead of A=, its 49=. Then, since you know the base is 7, you would multiply 7 and h since h is the unknown. The answer is 7. 10. same thing as 9. except different numbers. Hope this helped!