B Nirmala Shastry Solutions for Exercise 1: EXERCISE 17A

In $△ABC, \angle A=90°,AB=14 cm, AC=48 cm.$ Find the area of $△ABC$

In $△ABC, \angle A=90°,AB=14 cm, AC=48 cm.$ Find length of perpendicular from $A$ to $BC$

In $△PQR, \angle Q=90°$ and$PQ=QR=6cm$. Calculate area of triangle.

In $△PQR, \angle Q=90°$ and$PQ=QR=6cm$.  Calculate the length of perpendicular from $Q$ to $PR$

Find the area of an isosceles right triangle with hypotenuse $40 cm.$

The base of an isosceles triangle is $40 cm$ and its area is $420 c{m}^2.$ Find the length of its equal sides.

In an isosceles triangle, the unequal side is $22 cm$ and perimeter is $144 cm.$ Find its area.

Find the area of an equilateral triangle with side $8cm$. $($Take $\sqrt{3}=1.732)$.