13. The answer would be B
14. The answer would be C
5/50 or 1/10 in winning a prize.
Accuracy is how close a measured value is to the actual (true) value.
Answer:
24,53cm²
Step-by-step explanation:
rectangle area=length×width=7×3
=21cm²
circle area=1/2Π r²
=1/2×3.14×1.5×1.5
=3.5325cm²
add the two areas
21+3.53=24,53cm²