Answer:
54 kg
Step-by-step explanation:
Total weight of 7 boys is 392 kg. And other 6 boys total weight is 338 kg.
So the 7th boy's weight is (392-338)=54 kg
Answer:
trapezium
Step-by-step explanation:
Vertex of the quadratic equation is the highest or the lowest point of the quadratic equation.
<h3>
Given-</h3>
The given equation in the question is,

<h3>Vertex of the quadratic equation</h3>
Vertex of the quadratic equation is the highest or the lowest point of the quadratic equation.
To find the vertex of the equation we need to compare the given equation with the following equation.

Here h and k are the vertex of the equation.
The given equation is,

Rewrite the equation,




Thus the vertex of the quadratic equation is 1/2 and 7/4.
Learn more about the vertex of the quadratic equation here;
brainly.com/question/6356924
Answer:
Your correct Awnsers are A and D
Answer:
4
Step-by-step explanation:
Set up ratios of corresponding sides. x+2 is to 6 as 2 is to 3:

Now cross multiply to get
3(x + 2) = 12 and
3x + 6 = 12 so
3x = 6 and
x = 2. That means that side AB, x + 2, is 2 + 2 which is 4