3 years ago

True or false. A perpendicular bisector can also be an altitude.

Mathematics

1 answer:

Elden [556K]3 years ago

4 0

Answer:

True

Step-by-step explanation:

If there is an equilateral triangle or just a triangle that the vertex and midpoint on the bottom segment line up, then a perpendicular bisector and altitude can be the same thing.

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peter says, "If you subtract 11 from my number and multiply the difference by -2, the result is -26." What is Peter's number?

8_murik_8 [283]

Answer:

Step-by-step explanation:

Reverse

-26/-2= 13

13+11=24

Check

24-11=13

13×-2= -26

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3 years ago

Read 2 more answers

Which representation shows a nonproportional relationship between x and y? 6 4 2 1 FA 11 3 y = -X -9-8-7-6-5-4-3-2-1 334 5 6 7 8

aleksandr82 [10.1K]

proportional relationships have constant ratios.

the graph is a line, so it is a proportional relationship. (A)

the function is in the form y=kx (proportional function) (C)

Find the ratio of the tables: (B)

$m=\frac{-0.8-(-1.6)}{-2-(-4)}=0.4=\frac{0.4-(-0.8)}{1-(-2)}=\frac{1.2-0.4}{3-1}=$

$m=\frac{-0.2-(-1)}{-3-(-5)}=0.4=\frac{1.8-(-0.2)}{2-(-3)}=\frac{3-1.8}{5-2}$

All represent a proportional relationship

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1 year ago

Which expression is equivalent to (2x2 +3)(x+4)

FrozenT [24]

The answer should be 7x+28
I Hope this Helps!

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3 years ago

A bag contains 36 marbles. 10 marbles are green, 6 marbles are blue, 18 marbles are yellow, and 2 marbles are purple.

alexdok [17]

Answer:

10/72 or 0.14

Step-by-step explanation:

There are 72 marbles in total and 10 of them are green. So, it is 10/72 or 1.388 rounded to the nearest hundredth is 0.14.

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2 years ago

what is the median number of car show this month Frank 25, Sarah 20, randall 15, Brahim 22, Alice 20,

Tcecarenko [31]

Answer:

The median is 20.

Step-by-step explanation:

When lined from least to most (15, 20, 20, 22, 25) 20 is the middle number.

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3 years ago