Answer:
The measure of angle C is 
The draw in the attached figure
Step-by-step explanation:
see the attached figure to better understand the problem
we know that
In the right triangle ABC
The sine of angle C is equal to divide the opposite side to angle C by the hypotenuse

substitute the values


15h + 80 = 140
If you wanted to solve how many hours he worked:
15h + 80 = 140
15h = 60
h = 4.
Trapezoid because a trapezoid is a quaderateral with 4 sides
Answer:
The answer is 2.5 or 5/2 as a fraction.
Step-by-step explanation:
P.S Can I have brainliest?
20% of 60 is 12
60/300 = 20%
The friend is incorrect because that is 20% of 300 not 60