0 03
Each column of the matrix T=
represents a vertex of a triangle. If Rosa scales the triangle by finding 3T,
O 30
what are the vertices of the scaled triangle?
(3, 3), (3,9), (9,3)
(0, 0), (0, 6), (6,0)
(3, 3), (0, 9), (9,0)
(0, 0), (0, 9), (9, 0)

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane