Answer:
x=4
Step-by-step explanation:
Answer: Q=240/11
Step-by-step explanation:
There should be 3 more girls than boys in the class (9 boys, 12 girls)
Answer:
The length of side x is
Step-by-step explanation:
Pythagorean Theorem:
In a right triangle, with sides a and b, and hypothenuse h, we have that:
In this question:
The vertical line on the sides means that both are equal, that is, measuring x, so .
Hypothenuse is the square root of 12. So
The length of side x is