Surface area of 9cm, 10cm, and 15cm

1 answer:

8 0

Answer: The answer is 750 cm

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DENIUS [597]

Answer:

59?

Step-by-step explanation:

7 0

3 years ago

Vikki [24]

Pythagoras theorem
${a}^{2} = {b}^{2} + {c}^{2}$
Now in your case
${b}^{2} = {9}^{2} + {12}^{2}$
$\sqrt{b}$

6 0

3 years ago

mr_godi [17]

I think it is 12x12 = 144

7 0

4 years ago

morpeh [17]

B. A polygon is either a square or a rectangle

5 0

3 years ago

Degger [83]

Answer:

84 degrees

Step-by-step explanation:

3x = 4x - 28. Reason: Alternate Exterior Angle are congruent

X=28 Reason: Algebra

Y+4x-28= 180 Reason: Straight angles = 180 degrees

Y=84. Reason: Algebra

8 0

3 years ago