4 years ago

Is 68 a perfect square

2 answers:

8 0

No, because a perfect square has the volume of 24

8 0

No because a perfect square has a volume of 24

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tangare [24]

Step-by-step explanation:

Amount of green clay at the start = 57g + 31g = 88g.

Amouny of green clay used = 88g - 18g = 70g.

Hence 70g of green clay was used during the week.

8 0

3 years ago

MrRissso [65]

(3,5) (5,9) your welcome

6 0

3 years ago

fiasKO [112]

Once they're empty, I guess.
Did you put it the wrong way around?
Because it would be after four hours in this case.

3 0

3 years ago

schepotkina [342]

Answer:

1. 9:3

2. 3:1

Step-by-step explanation:

Hope it really helps you

5 0

3 years ago

svetlana [45]

Answer:

Step-by-step explanation:

The angles of any triangle add up to 180 degrees.

$8x + (7x+2) + (4x+7) = 180 \\ 19x+9=180 \\ 19x=181 \\ x=9$

Putting this value into the expressions for the angle measures:

$m\angle J=7x+2=65 \\ m\angle K=8x=72\\m\angle L=4x+7=43$

6 0

3 years ago