Find a vector in the direction of vector
a=i-2j that has magnitude 7 units.
Answers
Answered by
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⚠️
Similar questions
Computer Science,
5 months ago
Psychology,
5 months ago
Math,
5 months ago
Math,
9 months ago
Accountancy,
9 months ago
English,
1 year ago
Social Sciences,
1 year ago