Answer: 147°
Step-by-step explanation:
A straight line is equal to 180° which means we can subtract 33° to find the value of <em>x</em>.
180° - 33° = 147°
<em>x</em> = 147°
They both equal 1/x.
Start by breaking the radicand up into a product of known factors.
Answer:
a
Step-by-step explanation:
The circumference (C) of a circle is calculated as
C = 2πr ( r is the radius ) , then
C = 2π × 20 = 40π
Answer:

Step-by-step explanation:
In order for the triangle to be a right one we need every side to be of the same length. see the photo for furyher explanation.