Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 12

MEDIUM

9th CBSE

IMPORTANT

Earn 100

In the figure, if $a + b + c = 2 s$ then what is the area of $∆ A B C$ ?
$C:\Users\ANIL YOGI\Desktop\9.PNG$

Important Questions on Heron's Formula

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 13

What is the area of an isosceles triangle whose base is

2 cm

and one of the equal sides is

4 c m

?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 14

The area of an isosceles right triangle is

8 c m^{2}

. Then what is the length of its hypotenuse?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 15

The base of a right triangle is

6 c m

and the hypotenuse is

10 c m

. What is the area of the triangle?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 16

The perimeter of an equilateral triangle is

60 m

. What is the area of the triangle?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 17

The hypotenuse of an isosceles right triangle is

\sqrt{32} m

. What is the area of the triangle?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 18

The base of a right triangle is

8 c m

and the area is

24 c m^{2}

. What is the hypotenuse of the triangle?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 19

An isosceles right triangle has area

32 c m^{2}

. What is its hypotenuse?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Mathematics 9>Chapter 12 - Heron's Formula>TEST YOUR SKILLS>Q 20

The area of a triangle is

150 c m^{2}

and its sides are in the ratio

3 : 4 : 5

. What is its perimeter?