Answer:
Circumference is 2piR =31.4
Area is pir^2=78.5
Step-by-step explanation:
Answer:
-69
Step-by-step explanation:
16-(5)(16)-(5)
16x5=80
16-80-5
16-80=-64
-64-5=-69
Answer:
Step-by-step explanation:
The shaded area is the difference of the total area and the white triangle.
The white triangle has base of 9 cm and height of 4 cm.
<u>Its area is:</u>
<u>Area of rectangle:</u>
<u>The shaded area:</u>
