Answer:
10
Step-by-step explanation:
A=b(h)/2
70=14(h)/2
140=14(h)
10=h
Hope that helps
Answer:
10ft = height of the sign
Step-by-step explanation:
The formula for a triangle = 1 /2 base × height = Area of triangle Therefore 14 base is divided by 2 = area/ 1/2 base = 70 / 7 = 10 feet height