Answer:
A = 30 unit^2
Step-by-step explanation:
To find the area of the triangle
A = 1/2 b*h where b is the length of the base and h is the height
b = 12 and h =5
A = 1/2 (12*5)
A = 1/2 *60
A = 30 unit^2
The formula of a volume of a cone:
![V=\dfrac{1}{3}Bh[/rex]B - area of a baseh - heightWe have[tex]V=90\ cm^3,\ B=18\ cm^2](https://tex.z-dn.net/?f=V%3D%5Cdfrac%7B1%7D%7B3%7DBh%5B%2Frex%5D%3C%2Fp%3E%3Cp%3EB%20-%20area%20of%20a%20base%3C%2Fp%3E%3Cp%3Eh%20-%20height%3C%2Fp%3E%3Cp%3EWe%20have%3C%2Fp%3E%3Cp%3E%5Btex%5DV%3D90%5C%20cm%5E3%2C%5C%20B%3D18%5C%20cm%5E2)
Substitute:

<h3>Answer: 15 cm.</h3>
Answer : Sakura spoke for 2 minutes in
Hungarian and for 3 minutes in
Polish.
Answer:

Step-by-step explanation:
Step 1
Find the value of x
we know that
In an inscribed quadrilateral the opposites angles are supplementary
so
In this problem

substitute the values and solve for x




step 2
Find the measure of angle B

substitute the value of x
