Triangle ABC is shown below. Use the drop-down menus to explain how to determine the measure of angle A. Click the arrows to
choose an answer from each menu.
The sum of the interior angles of a triangle equals Choose... degrees, so the measure of
angle A can be found by calculating Choose...
. The measure of angle A is
Choose... degrees.

Choose the graph that matches the following system of equations: 7x + 2y = −6 6x − 7y = 21 a line includes points negative 2 comma 4 and 0 comma negative 3. a line includes points 6 comma 2 and 0 comma negative 3 a line includes points 0 comma negative 3 and 6 comma 2. a line includes points negative 2 comma 1 and negative 3 comma 4 a line includes points 0 comma negative 3 and negative 1 comma 4. a line includes points 0 comma negative 3 and negative 1 comma 3 a line includes points 0 comma 3 and negative 1 comma negative 3. a line includes points 0 comma negative 3 and negative 2 comma 4.

What is the measure of one interior angle of a pentagon

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83