Answer:
Step-by-step explanation:
Given the equation 
Step 1;
Expand the bracket at the right hand side of the equation to have:

Taking the reciprocal of both sides:

<u>Answer:</u>
1 cm : 10.5 km
<u>Step-by-step explanation:</u>
We are given that two towns are 31.5 km in real and are 3 cm apart on a map and we are to find the scale of the map.
For this, we can use the ratio method.



Therefore, the scale of the map would be 1 cm : 10.5 km.
Rhombus no right angles 2 pairs of parallel sides
The vertex point is (0,4)
The two other points are (-2,0)(2,0)
Answer:
isosceles triangle
Step-by-step explanation:
two equal sides. is this the question only?