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Lunna [17]
3 years ago
9

16. The Pythagorean Theorem states that a ^ 2 + b ^ 2 = c ^ 2 if a and b represent the lengths of the legs of a right triangle a

nd c represents the length of the hypotenuse. aFind the length of the hypotenuse if the lengths of the legs are 9 cm and 12 cm. b. Find the length of each leg of an isosceles right triangle whose hypotenuse is 10 cm Round the nearest tenth of a centimeter
Mathematics
2 answers:
Bad White [126]3 years ago
6 0

Step-by-step explanation:

a. Pythagoras formula stated above

so 9²+12²

81+144 is 225

√252 is 15cm

b. in this question well have to use surds

an isosceles triangle had a 90 and 2x45 degree angles

we hypotenuse is 10cm

√a²+a² =10cm

√2a² is 10cm which makes

a√2 equals 10

then rearrange

a=10/√2= 5√2

the answer is 5√2

Ksivusya [100]3 years ago
3 0

Answer: 25

Step-by-step explanation:

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