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Question 1 of 4
Find the hypotenuse of this triangle.
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Finding the Hypo++enuse
Use +
c2=a2+b2
The longest side of a right triangle is called a hypotenuse (c). It is also the side opposite the right angle.
Label the values, and then substitute them into Pythagoras’ Theorem.
c2 |
= |
a2+b2 |
Pythagoras’ Theorem |
x2 |
= |
92+122 |
x2 |
= |
81+144 |
x2 |
= |
225 |
√x2 |
= |
√225 |
Get the square root of both sides |
x |
= |
15 cm |
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Question 2 of 4
Find the hypotenuse of this triangle.
Incorrect
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0:00
Finding the Hypo+enuse
Use +
c2=a2+b2
The longest side of a right triangle is called a hypotenuse (c). It is also the side opposite the right angle.
Label the values, and then substitute them into Pythagoras’ Theorem.
c2 |
= |
a2+b2 |
Pythagoras’ Theorem |
t2 |
= |
142+482 |
t2 |
= |
196+2304 |
t2 |
= |
2500 |
√t2 |
= |
√2500 |
Get the square root of both sides |
t |
= |
50 m |
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Question 3 of 4
Find the hypotenuse of this triangle.
Incorrect
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Progress: 0%
0:00
Finding the Hypo+enuse
Use +
c2=a2+b2
The longest side of a right triangle is called a hypotenuse (c). It is also the side opposite the right angle.
Label the values, and then substitute them into Pythagoras’ Theorem.
c2 |
= |
a2+b2 |
Pythagoras’ Theorem |
t2 |
= |
482+552 |
t2 |
= |
2304+3025 |
t2 |
= |
5329 |
√t2 |
= |
√5329 |
Get the square root of both sides |
t |
= |
73 mm |
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Question 4 of 4
Solve for y.
Round off answer to 1 decimal place
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0:00
Finding the Hypo+enuse
Use +
c2=a2+b2
The longest side of a right triangle is called a hypotenuse (c). It is also the side opposite the right angle.
Label the values, and then substitute them into Pythagoras’ Theorem.
c2 |
= |
a2+b2 |
Pythagoras’ Theorem |
y2 |
= |
82+102 |
y2 |
= |
64+100 |
y2 |
= |
164 |
√y2 |
= |
√164 |
Get the square root of both sides |
y |
= |
12.8062 cm |
y |
= |
12.8 cm |
Round off to 1 decimal place |