Find the value of a. the diagram is not to scale.

Aaron paid $9.75 for markers that cost $0.75 each. he bought 4 times as many pencils for $0.35 each. how much did aaron pay for pencils?

Ryan’s condos fees are $225 each month. tell whether each situation can be modeled by a linear function or an exponential function. explain.

Which method would you use to prove that the two triangles are congruent?