I believe that when finding the radius of a circle you half the diameter, but when finding the circumference of a circle you need to multiply the diameter (14cm) by pi.
So 14xpi= 43.98229715
But it can be simplified/ rounded to 44cm.
Of course I might be incorrect so do please correct me if I am wrong.
Answer:
8.92
Step-by-step explanation:
14.52 - 5.6 =
less than means subtract
As a mixed number it’s 7 6/9 -not too sure about improper fraction. just know that repeating decimals always have a 9 as the denominator -hope that helps :)
Answer:
5
Step-by-step explanation:
√
3
x
+
10
=
x
To remove the radical on the left side of the equation, square both sides of the equation.
√
3
x
+
10
2
=
x
2
Simplify each side of the equation.
Tap for more steps...
3
x
+
10
=
x
2
Solve for
x
.
Tap for more steps...
x
=
5
,
−
2
Exclude the solutions that do not make
x
=
√
3
x
+
10
true.
x
=
5
Answer:
f(3)= -2*3^2+8
= -10
the correct answer is -10