given options.
1. On adding 2V3 and 3V2, we get
fa) 5V5 (b) 5 (V3+ V2) (6) 273 +372 (d) None of these
2. What is the area of an equilateral triangle with side 2cm?
(a) V6 cm? (b) v3 cm
(6) V8 cm (144 cm
3. What is the total surface area of a hemisphere of radius r?
(a) 41r? (b) ar?
( 21r (d) 30tr
.4 The angle subtended by the diameters of a semi circle is
(a) 450 (b) 180°
(d) 60°
(6) 90°
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