Answer:
Step-by-step explanation:
triangle area = (length*width)/2
height(length): x
base(width): 8x
area = 45
8x^2=45
solve for x
3 1/2 cups
24=2
42=x
24x=84
/24 /24
3.5
Just
Download photo maths
30
20+2(3*7 - 4*4)
20+2(21-16)
20+2*5
20+10