Answer: A. An OPEN circle on the number 5 and an arrow shading to the RIGHT.
Answer:
Step-by-step explanation:
3n+15=75
three times a number is 3n. +15 is 15 more.
3n+15=75 subtract 15 from both sides to get the 3n alone
3n=60 divide by 3 to get the n by itself
n=20
Answer:

Step-by-step explanation:
we know that
Applying the law of sines


we have


Find the measure of angle B
Remember that the sum of the interior angles of a triangle must be equal to 180 degrees
so

substitute the given values


Find the length side b

substitute the values


Copy an angle by creating acts with a compass