15 - ( - 9m -5) which one is it
1 answer:
You might be interested in
Answer:
<h2>x = 4</h2>Step-by-step explanation:
Look at the picture.
We have the triangles 30° - 60° - 90° and 45° - 45° - 90°.
The sides are in proportions:
30° - 60° - 90° ⇒ 1 : √3 : 2
45° - 45° - 90° ⇒ 1 : 1 : √2
======================================================
