IM 7.7.9 Practice: Drawing Triangles (Part 1)
Use a protractor to try to draw a triangle where one angle measures 20° and another angle measures 45°.
Use a protractor to try to draw a triangle where one angle measures 120° and another angle measures 50°.
Use a protractor to try to draw a triangle where one angle measures 90° and another angle measures 100°.
Which of the above three triangles is impossible to draw?
A triangle has an angle measuring , an angle measuring , and a side that is 6 units long. The 6-unit side is in between the and angles.
Sketch this triangle and label your sketch with the given measures.
How many unique triangles can you draw like this?
Find a value for that makes less than .
Find a value for that makes greater than .
One of the particles in atoms is called an electron. It has a charge of -1. Another particle in atoms is a proton. It has charge of +1.
The overall charge of an atom is the sum of the charges of the electrons and the protons. Here is a list of common elements:
Find the overall charge for the rest of the atoms on the list.
A factory produces 3 bottles of sparkling water for every 7 bottles of plain water. If those are the only two products they produce, what percentage of their production is sparkling water? What percentage is plain?