Answer:
Area = 4π
Step-by-step explanation:
4π
divide the 4 by 2 because circumference=2π
the area of a circle is πr²
multiply the 2 with itself π2²
area = 4π
i believe.
Answer:
17 months i think
Step-by-step explanation:
1867$-320$=1547
1547:91=17
Answer:

Step-by-step explanation:
A of triangle =



A of square=




Answer:
1.7
Step-by-step explanation:
2.3, 3.1, 1.9, 1.7, 1.5 (-0.2)