Per a mesurar l'alçada d'un fanal, durant el dia, la Laura en farà servir l'ombra. Pot mesurar l'ombra del fanal, que fa 9 metres, així com la seva pròpia ombra, que fa 2,40m. Si ella sap que medeix 1,60m, quina mida té el fanal?

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Consider the triangle. which shows the order of the angles from smallest to largest? angle a, angle b, angle c angle b, angle a, angle c angle b, angle c, angle a angle c, angle a, angle b

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?