Answer:
380.13 m
Step-by-step explanation:
You first need to write down the Area formula for a circle which is A=pi x radius^2 .
So 11^2 x 3.1415...
121 x 3.1415... = 380.13 m
Answer:
23
Step-by-step explanation:
All quadrilaterals have a total of 360 degrees so...
90+76=163
163+111=274
360-274=86
The measurement for the 4th angle would be 86 degrees