HELP ASAP HELP 7. The Polygon Angle-Sum Theorem states the following: The sum of the measures of the angles (1
of an 7-gon is
- 2
180°
On-1)180°
180°
- 1
O (22 - 2)180°

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)