Answer:
Evaluating Exponents. An exponent is a number that tells how many times the base number is used as a factor. For example, 34 indicates that the base number 3 is used as a factor 4 times. To determine the value of 34, multiply 3*3*3*3 which would give the result 81
You may recognize that ∆WYZ is a 3-4-5 right triangle. Without any work, then
c = 5
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If you don't remember that a right triangle with legs 3 and 4 has a hypotenuse of 5, you can compute it using the Pythagorean theorem.
c² = 3² + 4²
c² = 9 + 16 = 25
c = √25 = 5
Step-by-step explanation:
0.0000378 in scientific notation
3.78 * 10 ^ - 5
Let x be the number of student
x×30%=6
x=6÷30%
x=20
the number of students is 20
hope it helps c:
Answer:
The first one is 12.5 weeks.
Step-by-step explanation: