Answer:
26.85in
Step-by-step explanation
7 plus 7 plus plus 5 equals 19 plus the semi circle of 7.85
Answer:
19
Step-by-step explanation:
Easy!! :-)
Answer:
Angle C measures: 
Step-by-step explanation:
When you know the length of the three sides of the triangle and not a single angle, the law of sines is of no use. You need to use the law of cosines. In your case, since you want to find angle "C", you use the following;

Answer:
104.8 square feet
Step-by-step explanation:
To find the area of the figure, split it into two regular shapes: a rectangle and a semi-circle. Find the area of each and add it together.
Area of the rectangle is A = 8*10 = 80 square feet.
Are of semicircle is A = 1/2 πr² = 1/2 (3.1)(4²) = 1/2(3.1)(16) = 24.8 square feet.
Together the area is 80 + 24.8 = 104.8 square feet
Answer:
15
Step-by-step explanation: