It says evaluate but i dont know how :< 6 + (5 × 2) − 10 ÷ 6 − 4 + 1

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?