Answer:
Step-by-step explanation:20
Answer:
80 units ^2
Step-by-step explanation:
The semicircle that is added on to the rectangle can be translated to fit into the slot where a semicircle has been removed (both semicircles are congruent as they have the same diameter). This leaves us with a plain rectangle, with area b * h, or 8 * 10, or 80.
Answer:
The answer is b positive 9/8.
Step-by-step explanation:
The first 10 and 50 digits of Pi:
3.14159265 35897932384626433832795028841971693993751