Question

please help me check ing my exam questions please help me out.....​

Answer 1

Hiii....friend,

Here is ur answer,

Area of equilateral triangle is directly proportional to square of its side.

$= > area \: \: \alpha \: \: {a}^{2}$

If side of the triangle doubles. Then Area will be 4 times( 2^2)

:-( Hence 2a is correct answer,

:-) Hope it helps u.

Answer 2

Answer:

square root 2a

Step-by-step explanation: