The surface area of the composite figure is given by 730 sq.in
<h3>What are Composites ?</h3>
Composites are solid figures made up of basic shapes like rectangle , square and even of three dimensional figures like cube , cuboid etc.
It is given in the question to determine the area of the composite figure
Area of Cube is
Area = 6 * side²
Area = 6 * 4² = 96 sq.in
The surface area of the cuboid is equal to
Sum of surface area of all the sides
As the opposite sides are same
7x10x2 + 15x10x2 + 7x15x2
650 sq.in
As the surface area of the base of the cube is counted twice
Therefore it will subtracted from the total
96 + 650 - 4*4
=730 sq.in
Therefore the surface area of the composite figure is given by 730 sq.in
To know more about Composites
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Answer:
The probability that Joe will be accepted at one and only one university
P(A n B ) = 0.1
Step-by-step explanation:
Given data the acceptance rate for applicants with similar qualifications is 25% for University A
P(A) = 25% =0.25
The acceptance rate for applicants with similar qualifications is 40% for University B
P(B) = 40% =0.40
<u>Independent events:</u>
let E and F are said to be independent events then
P(E n F ) = P(E ) P(F)
both universities are independent
The probability that Joe will be accepted at one and only one university
P(A n B ) = P(A) P(B) = 0.25 X 0.40 = 0.1
B^2=9^2
9^2=81.
81 = answer