Math, asked by Kalashvora2509, 3 months ago

Side of eqilateral triangle PQR is 8 cm then find the area of triangle whose side is

half of side of triangle PQR​

Answers

Answered by sunilskindri8659
2

Answer:

half the side of triangle PQR is 4cm

Area of new triangle= √3/4 a²

= √3/4 × (4)²

= √3/4 × 16

= 4√3 cm²

Answered by Pratik2759
2

Answer:

4√3cm²

Step-by-step explanation:

if side is half of PQR then each side will be of 4cm

since area of triangle=1/2base×height

and height=√(4²-2²)=√12=√2×3×2=2√3cm

then area=1/2×4×2√3=4√3cm²

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