Yuri's dad needs fertilize the front yard. the back yard measures 55ft by 30 ft, while the front yard is square with a length of 42 ft on each side.

1. yuri's dad wants to rope off the two areas to keep people from disturbing the lawn after he fertilizes the grass. how much rope will he need to go around both areas?

2. if a bag of fertilizer covers 600 square feet of lawn, how many bags of fertilizer will yuri's dad need to fertilize the front and back yards?

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If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −

Meg constructed triangle poq and then used a compass and straightedge to accurately construct line segment os, as shown in the figure below, which could be the measures of angles pos and angle poq?