No because if it is a square all the sides are 7m long so a 9m plank will not fit. Hope this helps.
2. 225
3. 65
and please vote brainliest
Step-by-step explanation:
-3 (v + 4) = 2v - 37
-3v - 12 = 2v - 37
5v = 25
v = 5
Answer:
3077.2
Step-by-step explanation:
A circle's mass is found by
Pie times R^2
7^2 is 49, times 3.14 is 153.86
then you Multiply 153.86 by 20 which gives you 3077.2