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insens350 [35]
1 year ago
14

I need help with this question.

Mathematics
1 answer:
valkas [14]1 year ago
8 0
Rechecking the answer

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Geometry Sem2 Quiz 1.2.1 - Isosceles Triangles<br> 2. Find the value of x.<br> x + 3<br> 12
nirvana33 [79]

Answer:

x = 9

Step-by-step explanation:

The angles in red are equivalent and the triangle is isosceles.

This means the sides with lengths 12 and x + 3 are equivalent.

x + 3 = 12

x + 3 - 3 = 12 - 3

x = 9

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5 0
3 years ago
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A pizza shop charged $49.57 for 3 large pepperoni pizzas. This price included a $2.50 delivery fee.
jek_recluse [69]

Answer:

$15.69

Step-by-step explanation:

subtract delivery fee: 49.58 - 2.5 = 47.07

divide by amount of pizzas: 47.07 / 3 = 15.69

8 0
3 years ago
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How many sides is a decagon? I forgot LOL
umka21 [38]

Answer:

10 sides.

Step-by-step explanation:

In geometry, a decagon is a ten-sided polygon or 10-gon. The total sum of the interior angles of a simple decagon is 1440°. A self-intersecting regular decagon is known as a decagram.

3 0
3 years ago
What is the equation of a circle with a center at (0, 0) and a radius of 4.5?
Nesterboy [21]
If the center of the cercle is (0,0) then the standard equation becomes"

x²+y²=(4.5)²
7 0
3 years ago
Sam buys tickets to a basketball game for $92.00 total. He must also pay 11% sales tax on the tickets. Write and simply a numeri
Flauer [41]
Sales tax 11%
11/100 x $92.00
=$10.12

Total cost = x
x= $92.00 + $ 10.12
= $102.12
7 0
3 years ago
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