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3 years ago

7

PLEASE HELP!!!!!!!!!!!

1 answer:

Firlakuza [10]3 years ago

8 0

I believe since ABD is 60, DBC is also 60 and then ABC is 120

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In the diagram, Triangle ABC ~ Triangle ACD. If AD = 12 and DB = 15, What is AC?

Snezhnost [94]

Answer:

9

Step-by-step explanation:

DB^2=AD^2+AC^2

15^2=12^2+AC^2

AC^2=225-144

AC^2=81

AC=√81

AC=9

8 0

3 years ago

In ΔHIJ, the measure of ∠J=90°, the measure of ∠I=60°, and JH = 80 feet. Find the length of IJ to the nearest foot.

atroni [7]

Answer:

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Step-by-step explanation:

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3 years ago

Two mechanics worked on a car. The first mechanic charged $95 per hour, and the second mechanic charged $110 per hour. The mecha

Katena32 [7]

Answer:

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2ndmechanic:15hours

Step-by-step explanation:

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2nd mechanic:15hours=15x110

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total=<u>$1900+$1650</u>

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2 years ago

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andrezito [222]

They collected 351 books this year

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4 years ago

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4 years ago

Read 2 more answers