Una persona se encuentra a 3,7 m de un risco, sobre el cual se localiza una antena. La persona observa el pie de la antena con un ángulo de elevación de 30° y la parte superior de ésta con un ángulo de 70°. Determina la altura de la antena.

Classify each polynomial by its degree and by its number of terms.

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.