


7th Grade Worksheet4
Here, 7th grade worksheet4 on math is given. You can do the problems on this work sheet and also check whether the answer you have got is correct.
In this 7th grade worksheet4, you can find 10 problems on math which are in the level of 7 th grade 1.A tree is broken at a height of 5 m from the ground and its top touches the ground at a distance of 12 m from the base of the tree. Find the required height of the tree.
2.Find the ratio of 3 km to 300 m.
3.Find BC, if the area of the triangle ABC is 36 cm^{ 2} and the height AD is 3 cm.
4.How many times a wheel of radius 28 cm must rotate to go 352 m? ( Take π = 22/7)
A rectangular park is 45 m long and 30 m wide. The path 2.5 m wide is constructed outside the park.Find the area of that path.
6.Find the value of the expression a^{2} + 2 ab + b ^{2} if a = 3, b = 2
7.In a computer lab, there are 3 computers for every 6 students. How many computers will be needed for 24 students?
8.The side of an equilateral triangle is 3.5 cm.Find its perimeter.
9. Find the value of 2.5 + 5.1
10.The wood cutter took 12 minutes to make 3 pieces of a block of wood. How long would be needed to make 5 such pieces?
Answers
1. 18 m 2. 10:1 3. 24 cm 4. 200 times 5. 400 m ^{2 } 6. 25 7. 12 computers 8. 10.5 cm 9. 7.6 10. 24 minutes

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