Given the following attributes how many triangles can be formed angle 100° angle 90° side length 5 cm

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

Place the following steps in order to complete the square and solve the quadratic equation,

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.