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never [62]
3 years ago
6

The short sides of a rectangle are 2 inches. The long sides of the same rectangle are three less than an unknown number of inche

s.
If the perimeter of the rectangle is 22 inches, what is the value of the unknown number?
Mathematics
1 answer:
VMariaS [17]3 years ago
3 0

Answer:

12

Step-by-step explanation:

since you already know that the short sides together are 4 inches, that means there's 18 inches left, so 9 inches for each long side. Add 3 to 9 and you have your unknown number.

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Plss helpp !! beainliest and extra points
expeople1 [14]

Answer: 17 miles

.5hr x 10Mph + .5 x 24mph = 17 miles

Step-by-step explanation:

4 0
3 years ago
1.
malfutka [58]

Answer:

<h2>5 units</h2>

Step-by-step explanation:

A right angled triangle is a triangle that has one of this angles to be 90°. According to the ΔABC, the angle at B is 90°.

Area of a triangle = 1/2 * base * height

According to the diagram shown, the base is BC and the height is AB which is the required side.

Area of the triangle = 1/2 * BC * AB

Given area of the triangle = 10 square units

BC = 4 units

AB is the required length.

Substituting this values into the formula above;

10 = 1/2 * 4 * AB

10 = 2AB

Dividing both sides by 2

2AB/2 = 10/2

AB = 5 units

Hence the length of AB is 5 units.

4 0
3 years ago
702 001 in expanded form
OLga [1]
700,000+2,000+1, should be your answer.
3 0
4 years ago
Read 2 more answers
The shaded figure below is a diagram of a triangular tabletop.
mel-nik [20]
<span>height = 113 cm
</span><span>base = 192 cm

Answer is  </span><span>113 cm and 192 cm</span>
4 0
4 years ago
Read 2 more answers
Item 19 A surveyor holds a laser range finder 3 feet above the ground and determines that the range finder is 112 feet from a bu
liberstina [14]
The building is about 70.95 feet tall.

The building and the laser range will form a right triangle. You can use the Pythagorean Theorem to find the height of the building.

112^2 + b^2 = 131^2
b = 67.95

However, don't forget to add on 3 because that is the height of the laser range.
8 0
3 years ago
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