Consider the right triangle shown below where a=9.79, b=11.37, and c=15. Note that θ and ϕ are measured in radians. 

What is the value of cos(ϕ)?
cos(ϕ)=

What is the value of sin(ϕ)?
sin(ϕ)= 

What is the value of tan(ϕ)?
tan(ϕ)=  

What is the value of ϕ?
ϕ=

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The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q