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April 18, 2014

Homework Help: 7th grade math check please Ms.Sue

Posted by Delilah on Wednesday, October 17, 2012 at 1:27pm.

1.
Which set of numbers represents a Pythagorean triple? (1 point)

6, 9, 12
7, 10, 12
16, 18, 25
27, 36, 45

2.
If the lengths of the legs in a right triangle are 7 and 8, what is the approximate length of the hypotenuse? (1 point)

1.4
3.8
5.4
10.6

3.
Matt is repairing a gate and needs to nail a brace diagonally to strengthen the posts. If the height of the post is 48 inches and there is 64 inches between posts, in inches, what should the length of the diagonal brace be in order to fit between the posts? (1 point)

80
42
15
4

4.
Bashir works in a weather station and has launched a weather balloon. The height of the balloon is 4 kilometers and it is 1 kilometer from the station. In kilometers, what is the approximate distance between the station and the balloon? (1 point)

3.0
3.9
4.1
5.3

Are my answers correct?
1. 27, 36, 45
2. 10.6
3. 80
4. 4.1

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