PLS HELP IlL GIVE BRAINLIEST Find the area of the polygon. Complete the explanation to show how you found your answer.

7 cm 7 cm polygon 5 cm 9 cm

Add the area of the top rectangle, 7 ×
=
to the area of the bottom rectangle, 9 ×
=
. The area of the polygon is
?
sq cm.

Find the value of the cosine for angle a

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.