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yawa3891 [41]
3 years ago
11

Help please don’t understand

Mathematics
1 answer:
fomenos3 years ago
3 0
Givens
======
b = 13
h = 9
Area = b*h
Area = 13*9 = 117 square in

Trapezoid
========
Givens 
b1=9
b2 = 15
h = 14
Area = (b1 + b2)*h/2
Area = (9 + 15)* 14/2
Area = 24 * 14 / 2
Area = 336/2
Area = 168 square inches.

Rhombus
=======
I can't see the second number I'll make one up. Redo the questioin and put a the number in
Area = 1/2 * d1 * d2
d1 = 18
d2 = 12 substitute what it really says here.
Area = 1/2 * 18 * 12
Area = 108
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Help me please!! This is timed and I’m stuck
zhuklara [117]

Let's solve

\\ \sf\longmapsto 2x^2+7x-15=0

\\ \sf\longmapsto x=\dfrac{-7\pm\sqrt{7^2-4(2)(-15)}}{2(2)}

\\ \sf\longmapsto x=\dfrac{-7\pm\sqrt{169}}{4}

\\ \sf\longmapsto x=\dfrac{-7\pm13}{4}

\\ \sf\longmapsto x=\dfrac{-7+13}{4}\:or \:\dfrac{-7-13}{4}

\\ \sf\longmapsto x=\dfrac{6}{4}\:or\:\dfrac{-20}{4}

\\ \sf\longmapsto x=\dfrac{3}{2}\:or -5

Subtract

\\ \sf\longmapsto 3/2-(-5)=3/2+5=13/2

Option B

6 0
3 years ago
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fenix001 [56]
Let, Jason = J and M = Megan

M = J(1 + 1/4) 

So putting 6 where J is and solving:
<em>M = 6(1 + 1/4)
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<span />
4 0
3 years ago
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A map has a scale of 1 : 20,000. The real-life distance between two schools is 8 km. What is the distance between the two school
levacccp [35]

Answer:

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3 0
4 years ago
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forsale [732]

Answer:

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The answer is (2 + 5)  (=7).

6 0
3 years ago
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KATRIN_1 [288]
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Read more on Brainly.com - brainly.com/question/7942650#readmore

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