Answer:

Step-by-step explanation:
apply exponent rule:

Well , the diameter means a straight line passing from side to side through the center of a body or figure, especially a circle or sphere. The area means what the extent or measurement of a surface or piece of land. So area means inside so all you need to do is just to divide each side by knowing what 20/4 is and that = 5 meters
Answer:
g=18.6
Step-by-step explanation:
-11-79+5g=3
-90+5g=3
5g=3+90
5g=93
g=93/5=18.6
g=18.6
No it can not.............
Answer:
if it right angled
m<4+m<8=90
m<4=90-40=50 is your answer.