Which equation is an identity?
a. i (x+i)=xi - 1
b. i(x-2i) = xi - 2
c. (4x-7)(4x+1)= 15<...
Mathematics, 03.06.2021 22:10 dedgefield
Which equation is an identity?
a. i (x+i)=xi - 1
b. i(x-2i) = xi - 2
c. (4x-7)(4x+1)= 15
d. (3x + (3x +21) = 7x +91
Answers: 3
Mathematics, 21.06.2019 18:30, andrewmena05
Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?
Answers: 2
Mathematics, 21.06.2019 21:30, Katiecool290
Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?
Answers: 1
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