Answer:
30%
Step-by-step explanation:
There's 100 squares in total, and 30 of the 100 are shaded! 30/100 is .3 and multiplied by 100 gives you the percentage, 30.
Answer:
345700
Step-by-step explanation:
79600+145700+120400=345700
Answer:
b) 24
Step-by-step explanation:
We solve building the Venn's diagram of these sets.
We have that n(S) is the number of succesful students in a classroom.
n(F) is the number of freshmen student in that classroom.
We have that:
In which n(s) are those who are succeful but not freshmen and are those who are succesful and freshmen.
By the same logic, we also have that:
The union is:
In which
So
So the correct answer is:
b) 24
Answer:
Step-by-step explanation:
If BD is altitude then AC is the base.
<u>The length of AC is:</u>
- AC =
<u>The length of BD is:</u>
- BD =
<u>The area is:</u>
- A = 1/2bh
- A = 1/2 * = 18 unit²
Answer:
Step-by-step explanation: