The top of a 22-foot ladder rests against the top of an 18-foot wall. if the base of the ladder is on the same ground level as that of wall, what angle does the ladder form with the ground?

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Write an expression that represent sarah’s total pay last week.represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?