Answer:
area = 13.8 cm²
Explanation:
The area of the triangle can be calculated using the following rule:
area of triangle = (1/2) * base * height
In the given:
base of triangle = 6.9 cm
height of triangle = 4 cm
Substitute with the givens in the above equation to get the area as follows:
Area = (1/2) * (6.9) * (4)
Area = 13.8 cm²
Hope this helps :)
Answer:
B
Step-by-step explanation:

Answer:
<u>It</u><u> </u><u>is</u><u> </u><u>3</u><u> </u><u>:</u><u> </u><u>2</u><u>7</u>
Step-by-step explanation:
Ratio of blue to yellow = 3:24

ratio of blue to all triangles:

One angle has 60 degrees, the other angle has 30 degrees.
60 divided by 30 = 2.
and 60 + 30 = 90.
:) Hope this helps you to your question