9°, complementary angles always add up to 90°
Answer:
Measure of Arc AC is 30 degrees
Step-by-step explanation:
To find the value of the marked arc, we are going to use the arc-angle relationship
from the type of given diagram, we can figure out the relationship to use
Mathematically, we have this as;
Measure of Arc AC = 2 * angle ABC
So we have arc AC as 2 * 15
Arc AC = 30 degrees
Answer:
$28 dollars is the new cost
Step-by-step explanation:
$40 - 30% = $28
The factors of the given expression are x , x - 2 and x - 4
So the expression for height and length are x and x - 4
Answer:

Step-by-step explanation:
we know that
In the right triangle STU
The sine of angle T is equal to the opposite side angle T divided by the hypotenuse

substitute the values

