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Tanzania [10]
3 years ago
11

Expand and simplify x(x+7)(x-2)

Mathematics
1 answer:
xz_007 [3.2K]3 years ago
7 0

Answer:

x^2+7x+x^2-2x

=2x^2+5x

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The area of a triangle is found using the following formula:
Serjik [45]

Answer:

12

Step-by-step explanation:

a=bh x 1/2

If you plug in 3=b and 8=h it is now

a= 3 x 8 x 1/2

3x8 is 24 times 1/2 is 12

Hope this helps :)

5 0
3 years ago
macy is trying to construct an isosceles triangle. She assigns and angle measurement of 40 degrees to the unique angle of the tr
Hitman42 [59]
Given that Macy wants to construct an isosceles triangle, with the unique angle being 40° it implies that for the triangle to be isosceles, the base angles should be the same. The size of the base angles will be:
(180-40)/2=70
given that that the base is 6 cm, Macy can only form 1 triangle with these dimensions.
The length of the other sides will be found using sine rule
a/sin A=b/sin B
a=6 cm
A=40°
b=?
B=70
hence:
6/sin 40=b/sin 70
b=(6sin 70)/sin40
b=8.77 cm

3 0
3 years ago
If a package of corn chips weighs 1.2 ounces what is the weight in ounces of 48 packages ?
Naya [18.7K]
I'm not usually good at these questions but you can get a calculator that does weight multiplied by units.
so with your question it would be :

1.2 ounces x (48 units)
=  57.6 ounces




57.6 ounces
5 0
3 years ago
Read 2 more answers
Here is a list of decimal number 2.3, 2.41, 2.39, 2.389, 2.4 Robert is going to write the numbers in order of size. He writes do
Anvisha [2.4K]

Answer:

2.3  2.389 2.39 2.4 2.41

Step-by-step explanation:

2.3<2.389 (2,39)<2.39<2.4<2.41

5 0
3 years ago
Read 2 more answers
HELP HELP HELP HELP HELP HELP
kow [346]
The answers is d okkkkkkkk
8 0
2 years ago
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