3 years ago

11

Mathematics

1 answer:

Anestetic [448]3 years ago

7 0

((79-65)/65) x 100 = 21.54%

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5 times the measure of the complement of an angle is to equal to 2/3 the measure of the original angle's supplement. what is the

tino4ka555 [31]

Let x be the measure of the angle. The mathematical equation of the problem is
5(90-x) = $\frac{2}{3}$ (180-x)
$(450 - 5x) = \frac{2}{3}(180 - x) \\ 3(450 -5x) = 360 - 2x \\ 1350 -15x =360 -2x \\ 15x - 2x = 1350 - 360 \\ 13x = 990 \\ x=76.15

The measure of the angle is 76.15$ °

6 0

3 years ago

The net of a rectangular prism is shown below. The surface area of each face is labeled.

Otrada [13]

Answer:

option A is correct.

Explanation:

Total Area of the prism: 8 + 48 + 8 + 24 + 24 + 48 = 160 ft²

<u>Area of rectangular prism</u>: 2(LW+HW+HL)

<u>Option A</u>

2(2*4+4*12+12*2)

2(8+48+24)