Answer:
Step-by-step explanation:
convert mixed number to improper fractions
3 =
apply the fraction rule:
multiply the numbers
Answer:
<h2>
512 m²</h2>
Step-by-step explanation:
The surface area is a sum of areas of four triangles with base of <em>8 m</em> and hight of <em>12 m</em> and areas of five squares with sides of <em>8 m.</em>
<em />
<h3>
Sa = 4×¹/₂×8×12 + 5×8² = 192 + 320 = 512 m²</h3>
Answer:
1000x
Step-by-step explanation:
There are 1000 mm in 1 m