Answer:
x = 8
Step-by-step explanation:
For this question, you can use power of a point, more specifically when two secants intersect in the interior of a circle. From this, you get the equation:
(7 + x)(12) = (10)(2x + 2)
You can simplify and solve:
84 + 12x = 20x + 20
84 = 8x + 20
64 = 8x
x = 8
Answer: 
Step-by-step explanation:
this forms a 30 degree reference angle
and this is in the 4th quadrant
When the angle is 30 degrees, the coordinates are:

153
<u>+121</u>
274
Hope this helps!
Answer:

Step-by-step explanation:
The Pythagorean Theorem is used to find a missing side length in a right triangle, and the formula
is used to find the missing side, assuming a and b are legs, while c is the hypotenuse.
I equals 70 grams cup because