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A pyramid has an equilateral triangle as its base, of which each side is 8 cm. Its slant edge is 24 cm. The whole surface area of the pyramid (in cm2) is:
5Q:
A pyramid has an equilateral triangle as its base, of which each side is 8 cm. Its slant edge is 24 cm. The whole surface area of the pyramid (in cm2) is:
- 1$$(16\sqrt {3} \ +24\sqrt {35} \ ) $$false
- 2$$(12\sqrt { 3} \ +24\sqrt {35} \ ) $$false
- 3$$(24\sqrt { 3} \ +36\sqrt {35} \ ) $$false
- 4$$(16\sqrt { 3} \ +48\sqrt {35} \ ) $$true
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