MEDIUM
9th CBSE
IMPORTANT
Earn 100

The area of a rhombus is 480cm2, and one of its diagonals measures 48 cm. Find its perimeter.

50% studentsanswered this correctly

Important Questions on Areas of Triangles and Quadrilaterals

EASY
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 1
In a △ABC, it is given that base is 12 cm and height is 5 cm. Its area is 
MEDIUM
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 2
The lengths of three sides of a triangle are 20cm, 16cm and 12cm. Find the area of the triangle.
MEDIUM
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 3
Each side of an equilateral triangle measures 8cm. The area of the triangle is
MEDIUM
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 4
The base of an isosceles triangle is 8cm long and each of its equal sides measures 6cm. The area of the triangle is
MEDIUM
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 5
The base of an isosceles triangle is 6 cm long and each of its equal sides is 5 cm. If the height of the triangle is p cm, then the value of p is 
MEDIUM
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 6
Each of the two equal sides of an isosceles right triangle is 10cm long. If its area is k cm2, then the value of k is 
MEDIUM
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 7
Each side of an equilateral triangle is 10cm long. The height of the triangle is
MEDIUM
9th CBSE
IMPORTANT
Secondary School Mathematics FOR CLASS 9>Chapter 14 - Areas of Triangles and Quadrilaterals>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 8
The height of an equilateral triangle is 6cm. Its area is