Answer:
C
Step-by-step explanation:
a=
r^2
To find the radius, divide the diameter by 2
r=d/2
r=10/2
r=5
a=
r^2
a=
5^2
a=25
So, choice C is correct
Hope this helps! :)
Answer:
x= √2 - 2 + √5-4√2, √2-2 - √5-4 √2
Answer:
-7 and 21
Step-by-step explanation:
y-2y=7 (sub x=7 to the equation)
-y=7
y=-7 (not sure of its correct)
if y=-7,
x-2(-7)=7 (sub y=-7 into equation)
x-14=7
X=7+14
X=21
Answer:
680
Step-by-step explanation:
125 + 215 = 340
340+340 = 680
Answer:
76
Step-by-step explanation:
Normally you would do 76 * 0.25
For this I did 19 / 0.25
I hope this helps!