Answer:A
Step-by-step explanation:
O has more than A
add them together then divide by 5
81 +86 +81 +76 +71 = 395
395/5 = 79
your average was 79
The product of 14560 and 10 is 145600
Answer: 0.57 = 57/100 this means it has to be rational.
Explanation: You have to explain to them that any number that can be written in fraction form is a rational number. This includes integers, terminating decimals, and repeating decimals as well as fractions. An integer can be written as a fraction simply by giving it a denominator of one, so any integer is a rational number.
Answer: Scalene means "a triangle that has three unequal sides"
therefore it is D