Answer:
a=3,b=5
Step-by-step explanation:

so as you got it:

Step-by-step explanation:
Area of the circle = pi×r²
= 22/7 × 6 × 6
= 113.14 unit²
Answer:d
Step-by-step explanation:
Answer:
his weekly exercise time goal in minutes = 200 minutes
Step-by-step explanation:
Jerry has reached 39% of his weekly exercise time goal.
so far this week ,he has exercise for a total of 78 minutes this week.
39% of total = 78 minutes
100%= x
X=100*78/39
X=100*2
X= 200 minutes
his weekly exercise time goal in minutes = 200 minutes