Answer:
C
Step-by-step explanation:
First check if the triangle is right.
If the square of the longest side is equal to the sum of the squares on the other 2 sides then the triangle is right.
longest side = and (
)² = 12
2² + ( )² = 4 + 8 = 12
Thus the triangle is right → C
Answer:
Step-by-step explanation:
{90° = m∠1 + m∠2
{105° = 2m∠1 - m∠2
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All you have left to do is this:
So, your two angle measures are
I am joyous to assist you anytime.
To find the area of an obtuse triangle you have to multiply the base of the triangle by the vertical height and divide the result by 2 following the formula:
The base of the triangle is b= 7 miles and the height is h= 8 miles, using these lengths calculate the area as follows:
The area of the triangle is 28 square miles.
