Question

please answer fast it's urgent

Answer 1

Answer:

Define the term Isoelectronic

Answer 2

Answer:

This way you can draw the ΔABC. I'm not sure about the part of PQ so I haven't done that

Step-by-step explanation:

Draw a line AC=6.0cm

Then, using a compass make an arc from A at

the distance of 5.4cm.

Similarly, draw an arc from C at the distance of 4.2cm.

Now, Mark a point B where both the arcs intersect.

Lastly, join A and C respectively to Point B