In the diagram below, BD = 20 and AD = 30 Find the value of AC to the nearest tenth

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).