Answer:
0.5x7
Step-by-step explanation:
Assuming that the original expression is
, according to PEMDAS multiplication takes priority over addition and subtraction,, and therefore, from the choices given, 0.5 * 7 must be performed first.
According to above figure, the angles (8x - 20)° and (5x + 37)° are pairs of vertical opposite angles, so
I assume you happen to mean, what is the formula for a circle.
The formula is:
A=