Talia is writing a coordinate proof to show that the diagonals of a square are perpendicular. Which sentence describes what Tali
a should do to show that the diagonals of the square are perpendicular?
1 answer:
Answer:
D.
Step-by-step explanation:
The slopes of perpendicular lines are negative reciprocals. That means that their product is -1.
In option D, since the slopes are 1 and -1, their product is -1, and the lines are perpendicular.
Answer: D.
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Answer:
Let's say that x is sam's age and y is Amy's age
x=y-4
and five years ago:
x-5=(y-5)/2
y-4-5=(y-5)/2
2y-18=y-5
y=13
x=9
then:
sam's age is 9 and Amy's age is 13
Answer:
the answer is C,2^6×3^3
Step-by-step explanation:
6^3×2^6/2^3
=6^3×2^6-^3
=6^3×2^3
=2^6×2^3
B, 12.6 because on the chart in the “f” column, next to -4.5 is 12.6
Answer:
x = 34.9 to the nearest tenth.
Step-by-step explanation:
tan 64 = opposite side / adjacent side = x / 17.
x = 17 * tan 64
= 34.855
Answer:
0
Step-by-step explanation:
It may say combine, but it`s subtraction soooo it`s 0.
