Answer:
63
Step-by-step explanation:
3x3= 9x7= 63
<span>15-h)*h=40
15h-h^2=40
h^2-15h+40=0
solve for h by quadratic formula:
a=1, b=-15, c=20
ans:
h=3.47 or 11.53 cm (height)
b=15-h=11.53 or 3.47 cm (base)</span>
Answer:
x and y are the same. they are both 99
Step-by-step explanation:
1, 12 2.16 it should be right because i got the same question before
Answer:
0. 542
Step-by-step explanation:
