derek1250779 derek1250779

12-02-2021
Mathematics

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Need help geometry
Fill in the blank. Use ∆ABC to answer the following:

Need help geometry Fill in the blank Use ABC to answer the following class=

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Umbreon33 Umbreon33

12-02-2021

Answer:

6 inches

Step-by-step explanation:

∆ABD and ∆ACD are exactly the same, only back-to-back

So the base of both triangles are 3 inches

3 + 3 = 6

Thus, the length of line BC is 6 inches

m∠1 = 90°

/_ CAD = 45°

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