Radius = 15in Given the diameter or radius of a circle, we can find thecircumference. We can also find the diameter (andradius) of a circle given the circumference. The formulas for diameter and circumference of a circle are listed below. We round to 3.14 in order to simplify ourcalculations.
Answer:
6
Step-by-step explanation:
Answer:
-x = 3
Step-by-step explanation:
If x = -3, then -x must negate -3 to make it become 3.
-(-3) = 3
Answer
-9
Explanation
Since it is 9+(-18) you can change the equation to 9-18 to make it easier to understand. Therefore 9-18= -9
Answer:
Is a right triangle
Step-by-step explanation:
step 1
Find the measure of angle C
Remember that
The sum of the internal angles of a triangle must be equal to 180 degrees
so
substitute the given values
therefore
The triangle is a right triangle, because has a internal angle of 90 degrees