Here you go, i added a bit of explanation as to why i used the numbers to help you understand the method :)
Answer:
It's D
Step-by-step explanation:
2t - 30(
) = 20
2t -
(
) = 20
2t -
= 20
2t - 6 = 20
2t - 6 + 6 = 20 +6
2t = 26
= 
t = 13
Answer:
14.64
Step-by-step explanation:
A negative times a negative equals a positive and there are 2 decimal places.
The area of a circle can be calculated by formula πr^2...
radius(r)=4inches
therefore,
Area(A)=3.14×4
=12.56
Answer:
So the value of u is
degree.
Step-by-step explanation:
Given;
Three angle
,
degree and
degree in a Triangle.
We know;
Addition of three angle in a triangle is equal
degree





∴ The value of u is [tex]24[\tex] degree.