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Molodets [167]
2 years ago
11

Please Help Me Answer These Question Need Help With Question 2 And 3

Mathematics
1 answer:
3241004551 [841]2 years ago
5 0

Answer:

2. 9

Step-by-step explanation:

Plug in 20 for the perimeter the, subtract 2 which gets you 18 and divide by 2 and you get 9

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  • D. Points D, C and A

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Points D, C and A are collinear as DC, CA and DA have same slope of 1/3.

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complementary angles are angles whose measures equals 90° when added. so to find the measure of this angle, we subtract 25° from 90°. the measure of the angle is 65°.

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