Math, asked by malicojayalakshmi, 10 months ago

Find a vector in the direction of vector
a=i-2j that has magnitude 7 units.​

Answers

Answered by arsh122100
2

Answer:

In △ABC AB=AC

⇒∠B=∠C (Angles opposite to equal sides are equal)

Now using angle sum property

∠A+∠B+∠C=180

⇒80

+∠C+∠C=180

⇒2∠C=180

−80

⇒∠C=

2

100

=50

now ∠C+∠x=180

(Angles made on straight line (AC) are supplementary)

⇒50

+∠x=180

⇒∠x=180

−50

=130

@ARSH

⚠️insta@_arsh_deep_29⚠️

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