Unit Test — Cumulative exam

Question 1

Triangle R S T is shown. Angle T R S is a right angle. The length of R T is 5, the length of R S is 12, and the length of hypotenuse S T is 13.

Revolt · Accepted Answer

Five-thirteenths

Question 2

Consider the following sets.U = {all triangles}E = {x|x ∈ U and x is equilateral}I = {x|x ∈ U and x is isosceles}S = {x|x ∈ U and x is scalene}A = {x|x ∈ U and x is acute}O = {x|x ∈ U and x is obtuse}R = {x|x ∈ U and x is right}Which is a subset of I?

Revolt · Accepted Answer

E

Question 3

The vertices of triangle ABC are A(5,2), B(–1,–6) and C(1,5). If ΔDEF is similar to ΔABC and , which could be the coordinates of vertices D and E?

Revolt · Accepted Answer

D(–5,3) and E(–5,1)

Question 4

The table shows information about Town A in Illinois and Town B in Florida.

Revolt · Accepted Answer

Town B has a population of approximately 5,138.

Question 5

Quadrilateral FGHJ is dilated according to the ruleDO,(x,y) to create the image quadrilateral F'G'H'J', which is not shown.

Revolt · Accepted Answer

(-2,-4)

Unit Test — Cumulative exam Answers

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