trustmeIdonotscam
trustmeIdonotscam trustmeIdonotscam
  • 21-05-2020
  • Mathematics
contestada

Find the surface area of the composite solid. Write your answer as a decimal.

Find the surface area of the composite solid Write your answer as a decimal class=

Respuesta :

amna04352
amna04352 amna04352
  • 23-05-2020

Answer:

283.5 cm²

Step-by-step explanation:

Base triangle + 3 rectangles + 3 top triangles

(½×8.7×10) + 3(10×6) + 3(½×4×10)

43.5 + 180 + 60

283.5

Answer Link
Hi1315
Hi1315 Hi1315
  • 23-05-2020

Answer:

[tex]283.5 {cm}^{2} [/tex]

Step-by-step explanation:

[tex]( \frac{1}{2} \times 8.7 \times 10) + 3(10 \times 6) + 3( \frac{1}{2} \times 4 \times 10) \\ 43.5 + 180 + 60 \\ = 283.5 {cm}^{2} [/tex]

Answer Link

Otras preguntas

A rectangular field with an area of 5000m^2 is enclosed by 300m of fencing. Find the dimensions of the field? How?
If the weight of a package is multiplied by 5/7 the result is 40.5 pounds. Find the weight of the package.
At 8:00 am, a building casts a shadow 75 feet long. The angle where the ray from the sun met the ground is 50°. How tall is the building?
While traveling along a highway a driver slows from 24 m/sec to 15 m/sec in 12 seconds. What is the automobile’s acceleration?
Explain what the variable represent in an addition or subtraction expression.
logb121=2   Can somebody help and explain?
What is your rate in miles/hour if you run at a speed of 2.2 miles in 20 minutes?
What is a deep valley with steep steps
Mr. Walton ordered 12 pizzas for the art class celebrattion. one fourth of the pizzas had only mushrooms. how many of the pizzas had only mushrroms?
Michael made a queen size quilt that was 8  feet long.  its area was 64 square feet.  What was its perimeter