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Olin [163]
3 years ago
13

Please Help!! I don't understand.

Mathematics
1 answer:
ryzh [129]3 years ago
8 0
C.
90 + 2x = 180
Solve that and x is answer
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Write the following decimal as a fraction or mixed
artcher [175]

Answer:

9 \frac{8}{1000}

Step-by-step explanation:

9.008 * 1000 = 9008

9008 ÷1000 = 9 9\frac{8}{1000}

8 0
4 years ago
A balloon has a circumference of 11 cm. Approximate the surface area of the balloon to the nearest tenth.
Shalnov [3]

Answer:

1520.5 cm²

Step-by-step explanation:

Surface area of a sphere =

A = 4πr²

= 4 x π x (11)²

= 1520.530844

= 1520.5 cm²

7 0
3 years ago
What is the surface area of the rectangular prism? 155 in²
Tpy6a [65]
<span>A. 504 in2 B. 396 in2 C. 312 ... ... A. 155 in2 B. 270 in2 C. 300 in2 D. 310 in2 H=15 l=5 w=4 ... The formula for the rectangular prism surface area is 2(wl+hl+hw).</span><span>300 in2</span>
7 0
3 years ago
Read 2 more answers
Without solving determine the character of the solutions of the equation x^2+2x+5=0
Sav [38]
★ QUADRATIC RESOLUTION ★

Roots of the given equation will be imaginary because it's discriminant is less than 0 and hence it'll yield imaginary solutions

D < 0

b² - 4ac < 0

4² - 4 ( 5 ) < 0

16 - 20 < 0

-4 < 0

Hence it's character is stated above

★✩★✩★✩★✩★✩★✩★✩★✩★✩★✩★
8 0
3 years ago
Read 2 more answers
Alisha bought a shirt as a gift for russell's birthday. The shirt normally costs $39 and it was on sale for $19 what was the per
lara31 [8.8K]

it would be about 51 or 52 percent exact but if you have to round about 50 percent was taken off the shirt.

EXPLANATION: 39 times 0.5 = 19.5

39- 19.5 = 19.50

HOPE THIS HELPS

6 0
3 years ago
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