Answer:
a. 
b. 
Step-by-step explanation:
The shaded area is the area of the square minus the area of the circle, so it is
, because s is the diameter of the circle. Filling in s = 10 gives us that the shaded area equals
.
Answer:
i needed points to ak a question
Step-by-step explanation:
Answer:
12+-8=4
Step-by-step explanation:
<em>this would be that same as 12-8=4, just keep the numbers but flip the negative into a positive number then change the equation into a subtraction problem if this confuses you.</em>
Answer:
the answer would be -2
Step-by-step explanation:
Answer:
Richard is 24 years old and Teo is 10 years old.
Step-by-step explanation: