Answer:
Step-by-step explanation:
Diameter ( d ) = 21 cm
Radius is just half of the diameter
Radius ( r ) = = 10.5 cm
Now, let's find the perimeter of a semi - circle :
Plug the values
⇒
Calculate
Hope I helped!
Best regards!
2.0 + 0.5 + 0.01 hope this helps
http://www.classzone.com/science_book/mls_grade6_FL/540_547.pdf
Add 13 to both sides, which leaves you with k=42.
x≤2