Question 11 MarkLet $\Delta$ be the area of a triangle. Find the area of a triangle whose each side is twice the side of the given triangle.Answer$4 \Delta$View full question & answer→
Question 21 MarkIf each side of an equilateral triangle is tripled then what is the percentage increase in the area of the triangle?Answer$800 \%$View full question & answer→
Question 31 MarkFind the area of a triangle whose sides are 3 cm, 4 cm and 5 cm respectively.Answer$6 cm^2$View full question & answer→
Question 41 MarkFind the area of a triangle whose base and altitude are 5 cm and 4 cm respectively.Answer$10 cm^2$View full question & answer→
Question 51 MarkFind the area of an isosceles triangle having the base x cm and one side y cm.Answer$\frac{x}{2} \sqrt{y^2-\frac{x^2}{4}}$View full question & answer→
Question 61 MarkFind the area of an equilateral triangle having each side x cm.Answer$\frac{\sqrt{3} x^2}{4}$View full question & answer→
Question 71 MarkFind the area of an equilateral triangle having each side 4 cm.Answer$4 \sqrt{3} cm^2$View full question & answer→
Question 81 MarkFind the area of an equilateral triangle having altitude h cm.Answer$\frac{h^2}{\sqrt{3}} cm^2$View full question & answer→