2 answers:
Answer:
x = √72 and yes, it forms a Pythagorean triple
Step-by-step explanation:
a^2 + b^2 = c^2,
3 is a, x is b, anf 9 is c
3^2 + x^2 = 9^2
9 + x^2 = 81
Subtract 9 from both sides
x^2 = 72
x = √72
a Pythagorean triple is a^2 + b^2 = c^2, and this has it
Answer:
X = 9.4
Step-by-step explanation:
Pythagorean Theorem:
<u>Formula: a² + b² = c²</u>
- 9 x 9 = 81
- 3 x 3 = 9
- 81 + 9 = 90
- √90 = 9.48 (Rounded 9.5)
- A Pythagorean triple consists of any three positive integers.
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Answer:
b=7
Step-by-step explanation:
Answer:
Option A
Step-by-step explanation:
x + 8 = -3
x + 8 - 8 = -3 - 8
x = - 11
Ok the w to your question is to cross multiply <span>216=9m
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</span>
Answer:
Step-by-step explanation:
4.2x+4.7=18.6
Multiple each term by 10
42x + 47 = 186
Collecting like terms
42x = 186 - 47
42x = 139
x = 139/42
x = 3 13/42 or 3.3