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3 years ago

15

1. The sum of the measures of two exterior angles of a triangle is 263. What is the measure of the third exterior angle?

1 answer:

Sergio039 [100]3 years ago

7 0

<span>c. 107
</span><span>d. 9 sides
</span><span>c. greater than
please give brainliest</span>

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In a three-dimensional coordinate system, which of the following generally points upward?

tatiyna

<span>In a three-dimensional coordinate system, the following generally points upward
</span>the positive y-axis
b is the right option
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3 years ago

Which symbol makes the comparison true? 0.74 to 0.740

DENIUS [597]

Answer:

=

Step-by-step explanation:

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3 years ago

Choose the correct first step(s) to solve the system using elimination. 4x + 7y = 6 and 6x + y = 2

exis [7]

$\left\{\begin{array}{ccc}4x+7y=6\\6x+y=2&|multiply\ both\ sides\ by\ (-7)\end{array}\right\\\\\underline{+\left\{\begin{array}{ccc}4x+7y=6\\-42x-7y=-14\end{array}\right}\\.\ \ \ -38x=-8$

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3 years ago

−21x + 121; x= 5<br> Help Me!!

NeTakaya

Answer:

16

Step-by-step explanation:

-21x+121

x=5

substitute x

-21(5)+121=-105+121=16

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3 years ago

Read 2 more answers

The oldest child in a family of four children is twice as old as the yougest. The two middle children are 13 and 15 years old. I

Kobotan [32]

The youngest child is 8 years old.

8 x 2 = 16

8 + 13 +15 +16 = 52

52 / 4 = 13

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3 years ago