Ispent 50 points on this, the formula for the area of a triangle is a=1/2bh where b is the base and h is the height. what is the area of the triangle shown here? (see picture) a. 72 in^2 b. 90 in^2 c. 180 in^2 d. 360 in^2

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?