1.

Simplify and write the answer in exponenetial form [(2²)¹×3⁶]×5⁶​

Answer»

Answer:

In RIGHT ΔABC,

tan 45° = AB/BC

1= 7/BC

BC = 7

Since BC = AD

So AD = 7

Again, from right TRIANGLE ADE,

tan 60° = DE/AD

√3 = DE/7

⇒ DE = 7√3 m



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