Answer:
5
Step-by-step explanation:
We know that 13 is the hypotenuse. With this we can use the Pythagorean Theorem to solve this problem.
Let the third side be x.
13^2=12^2+x^2
169=144+x^2
169-144=x^2
25=x^2
x=5
Solved.
1.2 e⁻¹¹
Because you need a number between 1 and 10 for scientific notation. So you move the decimal over 11 places. Since you move it to the right, it becomes a negative exponent.
Answer:
$420.
Step-by-step explanation:
What is 30% off 1400 Dollars. The easiest way of calculating discount is, in this case, to multiply the normal price $1400 by 30 then divide it by one hundred. So, the discount is equal to $420.
