Answer:
false
Step-by-step explanation:
Angles 1 and 2 are adjacent, we know this because they are side by side. Meaning they are adjacent.
Angles 1 and 2 are also complementary because they add up to 90°


.................................................
Hypotenuse² = perpendicular² + base²
H² = 20²+21²
H²= 400+441 = 841
H = √841
H = 29 cm
Answer:
-4(rule pemdas)
Step-by-step explanation:
-6-5+7
-11+7
-4