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Sergio [31]
4 years ago
8

Anna is three times as old as Diane.If the sum of their ages is 44,how old is Anne? ( Use d as the variable )

Mathematics
1 answer:
katrin [286]4 years ago
6 0

Answer:

Anna33 diane11

Step-by-step explanation:

11×3=33

33+11=44

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Answer:

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3 years ago
Two triangles have the same area. One triangle has a base of 4 cm and a height of 7 cm. If the height of the other triangle is 1
Ksivusya [100]

Answer:

x = 2

Step-by-step explanation:

→ Work out the area of the first triangle

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→ Simplify

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→ Divide both sides by 7

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8 0
3 years ago
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klasskru [66]

Answer:

x = 6

Step-by-step explanation:

You use trig to find the hypotenuse of the first triangle. 4^2 + 3^2 = c^2. Then you get c = 5. SInce 10 is 2 times greater than 5 you multiply 3 by 2 and get 6. Hope that helps.

8 0
3 years ago
Y= -x -4 <br> y= 4/3 x +3
kifflom [539]

Answer:

x=-4

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Step-by-step explanation:

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topjm [15]
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