Answer:
78cm
Step-by-step explanation:
d = 10
area of a circle = πr^2
22/7 × 5 × 5
78.5cm
Answer:
A and B: Isosceles (having two sides of equal length)
C: Equilateral (all sides are equal)
Move the constant to the right
5k=7-6
calculate
5k=1
solution: k=1/5 or k=0.2
The correct answer to your question is number 2