2 years ago

If m angle ACB=30 and m angle A=80 , find m angle B

Mathematics

2 answers:

larisa86 [58]2 years ago

4 0

Angle b=180-angleaacb-angle a
angle b=70

Dvinal [7]2 years ago

4 0

M<B= 180-(30+80)=70
M<B=70°

You might be interested in

HELP ASAP WILL GIVE BRAINLIESET A regulation basketball has a diameter of 9.4 inches. What is the volume of the ball? A) 19.69 i

Arlecino [84]

The shape of a basket ball is like sphere so use the formula of sphere vol.= 4/3*pie*r3 find the radius by r=D/2

5 0

3 years ago

<img src="https://tex.z-dn.net/?f=%5Cfrac%7B%5Csqrt%7Ba%2Bb%7D%20%7D%7B%5Csqrt%7Ba-b%7D%20%7D%20%2B%5Cfrac%7B%5Csqrt%7Ba-b%7D%20

andrezito [222]

Answer:

$\frac{(a+b)}{a^{2} -b^{2} }$ + $\frac{(a-b)}{a^{2} -b^{2} }$ = $\frac{2a}{a^{2} -b^{2} }$

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers

Solve for c. 3abc + b = 5

Anastasy [175]

Answer:

Step-by-step explanation:

7 0

2 years ago

Find the square root of 256 an cube root of 729

bekas [8.4K]

Answer:

i)16

ii)9

Step-by-step explanation:

$\sqrt{256} \\=\sqrt{16*16} \\=16\\\\ii)\ \sqrt[3]{729}\\ =\sqrt[3]{9*9*9} \\=9$

6 0

2 years ago

21/8 as a mixed number

Brrunno [24]

You're answer is 2 5/8. To find a mixed number, you take an improper fraction, (such as 21/8), and you divide the numerator by the denominator. Now, you take the remainder and that will be your new numerator, and the divisor will be your denominator. Example:

__2___ Answer: 2 5/8
8 I 21
-16
-------------
5

8 0

2 years ago