3 years ago

What is the surface area of the prism A. 812 B. 1,190 C. 2,352 D. 132

Mathematics

1 answer:

seropon [69]3 years ago

4 0

Answer:

B. 1,190 square cm

Step-by-step explanation:

For given prism:

l = 16 cm, w = 7 cm, h = 21 cm

Surface area of of the prism

$= 2 (lw + wh + hl) \\ = 2(16 \times 7 + 7 \times 21 + 21 \times 16) \\ = 2(112 + 147 + 336) \\ = 2 \times 595 \\ = 1190 \: {cm}^{2} \\$

You might be interested in

Is a reciprocal of an improper fraction sometimes, always, or never a proper fraction? Explain.

Genrish500 [490]

It is always because if you have an improper fraction, the larger number is always the numerator. To get a reciprocal, you flip the fraction so that the denominator is the numerator, and vice versa. If the numerator is always bigger, and you make it the denominator, it would be proper.

8 0

3 years ago

Convert 2.38 km to dm.

Oduvanchick [21]

Answer:

Step-by-step explanation:

2.38 km x 10^4 = 23,800 decimeters

6 0

3 years ago

Subtract. Express your answer in lowest terms.

natima [27]

6 3/11 good luck :)

7 0

3 years ago

A milloniare estimates her wealth to be $2.2×10 to the nearst million dollars.what are the lower and upper bounds for the millio

Andrews [41]

Answer:

2.2 x10= = 22.2 =22 million.

Step-by-step explanation:

3 0

4 years ago

Mr. Garcia went on a long drive. When he started, there were 9 gallons of gas in his tank. After he had driven 26 miles, there w

Lyrx [107]

Answer:

y=-1 x=26 (26,-1)

Step-by-step explanation:

We know that Mr. Garcia drives 26 miles per gallon, this means that the slope will be (26,-1)

6 0

3 years ago