Answer:
Step-by-step explanation:
g(10) = (10^2-8)/(10+4)= (100 - 8)/14 = 92/14 = 48/7 or 6 6/7
It may be 1^4 ............................
rectangular base= 6*10= 60cm^2
big triangles = 12*5=60, 60*2=120cm^2
small triangles= 12.6*3=37.8, 37.8*2=75.6cm^2
add = 255.6 cm^2